Fix invoice ProjectName not pre-filling on edit; add to Details view

Edit GET now falls back to job.ProjectName for invoices created before the
column was added. Details view shows Project Name alongside Customer PO.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Directory.Build.props

@@ -0,0 +1,11 @@
+<Project>
+  <PropertyGroup>
+    <!--
+      NCalc2 2.1.0 -> Antlr4 4.6.4 -> Antlr4.Runtime -> NETStandard.Library 1.6.0 pulls in
+      old package versions that trigger NU1605 downgrade warnings when publishing for linux-x64.
+      These are harmless false positives — .NET 8 supplies all of these natively at runtime.
+      Suppressing NU1605 here is cleaner than pinning every affected transitive package individually.
+    -->
+    <NoWarn>$(NoWarn);NU1605</NoWarn>
+  </PropertyGroup>
+</Project>

src/PowderCoating.Application/DTOs/Company/CompanySettingsDtos.cs

@@ -44,6 +44,20 @@ namespace PowderCoating.Application.DTOs.Company
         /// <summary>True when the company has an accepted agreement for the current SmsTermsVersion.</summary>
         public bool HasCurrentSmsAgreement { get; set; }
         public string SmsTermsVersion { get; set; } = string.Empty;
+
+        // Timeclock settings
+        public bool TimeclockEnabled { get; set; }
+        public bool TimeclockAllowMultiplePunchesPerDay { get; set; }
+        public int? TimeclockAutoClockOutHours { get; set; }
+    }
+
+    /// <summary>DTO for updating company-level timeclock settings from the Settings tab.</summary>
+    public class UpdateTimeclockSettingsDto
+    {
+        public bool TimeclockEnabled { get; set; }
+        public bool TimeclockAllowMultiplePunchesPerDay { get; set; }
+        [Range(1, 24, ErrorMessage = "Auto clock-out must be between 1 and 24 hours.")]
+        public int? TimeclockAutoClockOutHours { get; set; }
     }
 
     /// <summary>

src/PowderCoating.Application/DTOs/Company/CustomItemTemplateDtos.cs

@@ -0,0 +1,174 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace PowderCoating.Application.DTOs.Company;
+
+// ============================================================================
+// LIST DTO - For Company Settings tab table
+// ============================================================================
+public class CustomItemTemplateListDto
+{
+    public int Id { get; set; }
+    public string Name { get; set; } = string.Empty;
+    public string? Description { get; set; }
+    public string OutputMode { get; set; } = "FixedRate";
+    public int FieldCount { get; set; }
+    public decimal? DefaultRate { get; set; }
+    public string? RateLabel { get; set; }
+    public bool IsActive { get; set; }
+    public int DisplayOrder { get; set; }
+    public string? DiagramImagePath { get; set; }
+}
+
+// ============================================================================
+// FULL DTO - For Edit modal and formula evaluation
+// ============================================================================
+public class CustomItemTemplateDto
+{
+    public int Id { get; set; }
+    public string Name { get; set; } = string.Empty;
+    public string? Description { get; set; }
+    public string OutputMode { get; set; } = "FixedRate";
+    public string FieldsJson { get; set; } = "[]";
+    public string Formula { get; set; } = string.Empty;
+    public decimal? DefaultRate { get; set; }
+    public string? RateLabel { get; set; }
+    public string? Notes { get; set; }
+    public int DisplayOrder { get; set; }
+    public bool IsActive { get; set; }
+    public string? DiagramImagePath { get; set; }
+}
+
+// ============================================================================
+// CREATE DTO
+// ============================================================================
+public class CreateCustomItemTemplateDto
+{
+    [Required]
+    [StringLength(100)]
+    public string Name { get; set; } = string.Empty;
+
+    [StringLength(500)]
+    public string? Description { get; set; }
+
+    /// <summary>"FixedRate" or "SurfaceAreaSqFt"</summary>
+    [Required]
+    public string OutputMode { get; set; } = "FixedRate";
+
+    /// <summary>JSON array of field definitions: [{name, label, unit, defaultValue}]</summary>
+    [Required]
+    public string FieldsJson { get; set; } = "[]";
+
+    [Required]
+    public string Formula { get; set; } = string.Empty;
+
+    public decimal? DefaultRate { get; set; }
+
+    [StringLength(50)]
+    public string? RateLabel { get; set; }
+
+    [StringLength(1000)]
+    public string? Notes { get; set; }
+
+    public int DisplayOrder { get; set; }
+    public bool IsActive { get; set; } = true;
+}
+
+// ============================================================================
+// UPDATE DTO
+// ============================================================================
+public class UpdateCustomItemTemplateDto
+{
+    public int Id { get; set; }
+
+    [Required]
+    [StringLength(100)]
+    public string Name { get; set; } = string.Empty;
+
+    [StringLength(500)]
+    public string? Description { get; set; }
+
+    [Required]
+    public string OutputMode { get; set; } = "FixedRate";
+
+    [Required]
+    public string FieldsJson { get; set; } = "[]";
+
+    [Required]
+    public string Formula { get; set; } = string.Empty;
+
+    public decimal? DefaultRate { get; set; }
+
+    [StringLength(50)]
+    public string? RateLabel { get; set; }
+
+    [StringLength(1000)]
+    public string? Notes { get; set; }
+
+    public int DisplayOrder { get; set; }
+    public bool IsActive { get; set; } = true;
+
+    /// <summary>Existing diagram path — kept if no new file is uploaded.</summary>
+    public string? DiagramImagePath { get; set; }
+}
+
+// ============================================================================
+// WIZARD PICKER DTO - Lean DTO for populating the quote wizard template list
+// ============================================================================
+public class CustomItemTemplatePickerDto
+{
+    public int Id { get; set; }
+    public string Name { get; set; } = string.Empty;
+    public string? Description { get; set; }
+    public string OutputMode { get; set; } = "FixedRate";
+    public string FieldsJson { get; set; } = "[]";
+    public string Formula { get; set; } = string.Empty;
+    public decimal? DefaultRate { get; set; }
+    public string? RateLabel { get; set; }
+    public string? DiagramImagePath { get; set; }
+}
+
+// ============================================================================
+// AI GENERATION DTOs
+// ============================================================================
+public class GenerateFormulaFromAiRequest
+{
+    [Required]
+    public string Description { get; set; } = string.Empty;
+}
+
+public class GenerateFormulaFromAiResponse
+{
+    public bool Success { get; set; }
+    public string? Error { get; set; }
+    public string? Name { get; set; }
+    public string? OutputMode { get; set; }
+    public string? FieldsJson { get; set; }
+    public string? Formula { get; set; }
+    public decimal? DefaultRate { get; set; }
+    public string? RateLabel { get; set; }
+    public string? Reasoning { get; set; }
+
+    /// <summary>Result of running the formula with any sample values found in the description.</summary>
+    public decimal? VerificationResult { get; set; }
+    public string? VerificationInputs { get; set; }
+}
+
+// ============================================================================
+// FORMULA EVALUATION DTOs
+// ============================================================================
+public class EvaluateFormulaRequest
+{
+    [Required]
+    public string Formula { get; set; } = string.Empty;
+
+    /// <summary>JSON object of variable name → value pairs, e.g. {"box_l": 43, "rate": 0.05}</summary>
+    [Required]
+    public string VariablesJson { get; set; } = "{}";
+}
+
+public class EvaluateFormulaResponse
+{
+    public bool Success { get; set; }
+    public decimal? Result { get; set; }
+    public string? Error { get; set; }
+}

src/PowderCoating.Application/DTOs/Company/FormulaLibraryDtos.cs

@@ -0,0 +1,78 @@
+namespace PowderCoating.Application.DTOs.Company;
+
+// ── Browse / card display ──────────────────────────────────────────────────
+
+/// <summary>Lean DTO for the community library browse grid card.</summary>
+public class FormulaLibraryCardDto
+{
+    public int Id { get; set; }
+    public string Name { get; set; } = string.Empty;
+    public string? Description { get; set; }
+    public string OutputMode { get; set; } = "FixedRate";
+    public string? Tags { get; set; }
+    public string? IndustryHint { get; set; }
+    public string SourceCompanyName { get; set; } = string.Empty;
+    public int ImportCount { get; set; }
+    public DateTime SharedAt { get; set; }
+    public string? DiagramImagePath { get; set; }
+
+    /// <summary>Non-null when this formula was derived from another library entry.</summary>
+    public int? InspiredByFormulaLibraryItemId { get; set; }
+    public string? InspiredByName { get; set; }
+    public string? InspiredByCompanyName { get; set; }
+
+    /// <summary>True when the current company has already imported this entry.</summary>
+    public bool AlreadyImported { get; set; }
+
+    /// <summary>True when this formula was shared by the current browsing company.</summary>
+    public bool IsOwnFormula { get; set; }
+
+    /// <summary>Total thumbs-up votes across all companies.</summary>
+    public int ThumbsUp { get; set; }
+
+    /// <summary>Total thumbs-down votes across all companies.</summary>
+    public int ThumbsDown { get; set; }
+
+    /// <summary>The current browsing company's vote: true = up, false = down, null = no vote.</summary>
+    public bool? MyVote { get; set; }
+}
+
+// ── Full detail (import preview modal) ────────────────────────────────────
+
+/// <summary>Full DTO used in the import preview modal — shows fields and formula.</summary>
+public class FormulaLibraryDetailDto : FormulaLibraryCardDto
+{
+    public string FieldsJson { get; set; } = "[]";
+    public string Formula { get; set; } = string.Empty;
+    public decimal? DefaultRate { get; set; }
+    public string? RateLabel { get; set; }
+    public string? Notes { get; set; }
+    public int FieldCount { get; set; }
+}
+
+// ── Share from Company Settings ───────────────────────────────────────────
+
+/// <summary>Submitted when a company admin shares one of their templates to the community library.</summary>
+public class ShareFormulaRequest
+{
+    public int CustomItemTemplateId { get; set; }
+    public string? Tags { get; set; }
+    public string? IndustryHint { get; set; }
+}
+
+// ── Company Settings list view ─────────────────────────────────────────────
+
+/// <summary>Status of a template relative to the community library, shown in Company Settings.</summary>
+public class FormulaLibraryStatusDto
+{
+    /// <summary>The FormulaLibraryItem Id, if this template has ever been shared.</summary>
+    public int? LibraryItemId { get; set; }
+    public bool IsPublished { get; set; }
+
+    /// <summary>Whether this template is eligible to be shared (original or modified import).</summary>
+    public bool CanShare { get; set; }
+
+    /// <summary>Set when this template was imported; the name of the original library entry.</summary>
+    public string? ImportedFromName { get; set; }
+    public string? ImportedFromCompany { get; set; }
+}

src/PowderCoating.Application/DTOs/Equipment/EquipmentDtos.cs

@@ -20,7 +20,7 @@ public class EquipmentDto
     public string StatusDisplay { get; set; } = string.Empty;
     public string? Location { get; set; }
 
-    public int RecommendedMaintenanceIntervalDays { get; set; }
+    public int? RecommendedMaintenanceIntervalDays { get; set; }
     public DateTime? LastMaintenanceDate { get; set; }
     public DateTime? NextScheduledMaintenance { get; set; }
     public int? DaysUntilMaintenance { get; set; }
@@ -101,7 +101,7 @@ public class CreateEquipmentDto
 
     [Range(1, 3650, ErrorMessage = "Maintenance interval must be between 1 and 3650 days")]
     [Display(Name = "Recommended Maintenance Interval (Days)")]
-    public int RecommendedMaintenanceIntervalDays { get; set; }
+    public int? RecommendedMaintenanceIntervalDays { get; set; }
 
     [Display(Name = "Last Maintenance Date")]
     public DateTime? LastMaintenanceDate { get; set; }

src/PowderCoating.Application/DTOs/Import/JobImportDto.cs

@@ -21,6 +21,11 @@ public class JobImportDto
     [Name("CustomerName")]
     public string? CustomerName { get; set; }
 
+    // Optional short label for the job (maps directly to Job.Description).
+    // When blank, the system falls back to SpecialInstructions, then "Imported job".
+    [Name("Description")]
+    public string? Description { get; set; }
+
     [Name("Status")]
     public string Status { get; set; } = "Pending";
 

src/PowderCoating.Application/DTOs/Inventory/InventoryDtos.cs

@@ -68,6 +68,7 @@ public class InventoryListDto
     public string? CategoryName { get; set; }
     public string Category { get; set; } = string.Empty; // Legacy field
     public string? ColorName { get; set; }
+    public string? Location { get; set; }
     public decimal QuantityOnHand { get; set; }
     public string UnitOfMeasure { get; set; } = "lbs";
     public decimal ReorderPoint { get; set; }

src/PowderCoating.Application/DTOs/Invoice/InvoiceDtos.cs

@@ -57,6 +57,7 @@ public class InvoiceDto
     public string? InternalNotes { get; set; }
     public string? Terms { get; set; }
     public string? CustomerPO { get; set; }
+    public string? ProjectName { get; set; }
     public string? ExternalReference { get; set; }
     public int? SalesTaxAccountId { get; set; }
     public string? SalesTaxAccountName { get; set; }
@@ -88,6 +89,7 @@ public class CreateInvoiceDto
     public string? InternalNotes { get; set; }
     public string? Terms { get; set; }
     public string? CustomerPO { get; set; }
+    public string? ProjectName { get; set; }
     /// <summary>Early-payment discount percentage parsed from the customer's payment terms (e.g., 2.0 for "2/10 Net 30"). Informational — does not auto-apply.</summary>
     public decimal EarlyPaymentDiscountPercent { get; set; }
     /// <summary>Number of days within which the early-payment discount applies (e.g., 10 for "2/10 Net 30").</summary>
@@ -105,6 +107,7 @@ public class UpdateInvoiceDto
     public string? InternalNotes { get; set; }
     public string? Terms { get; set; }
     public string? CustomerPO { get; set; }
+    public string? ProjectName { get; set; }
     public List<CreateInvoiceItemDto> InvoiceItems { get; set; } = new();
 }
 

src/PowderCoating.Application/DTOs/Job/JobDtos.cs

@@ -52,6 +52,7 @@ public class JobDto
     public decimal DiscountValue { get; set; }
     public string? DiscountReason { get; set; }
     public string? CustomerPO { get; set; }
+    public string? ProjectName { get; set; }
     public string? SpecialInstructions { get; set; }
     public string? InternalNotes { get; set; }
     public string? Tags { get; set; }
@@ -113,6 +114,8 @@ public class JobListDto
 
     public string? CustomerEmail { get; set; }
     public bool CustomerNotifyByEmail { get; set; } = true;
+    public string? CustomerPO { get; set; }
+    public string? ProjectName { get; set; }
     public DateTime? ScheduledDate { get; set; }
     public DateTime? DueDate { get; set; }
     public decimal FinalPrice { get; set; }
@@ -166,6 +169,7 @@ public class CreateJobDto
     [StringLength(100, ErrorMessage = "Customer PO cannot exceed 100 characters")]
     [Display(Name = "Customer PO")]
     public string? CustomerPO { get; set; }
+    public string? ProjectName { get; set; }
 
     [StringLength(2000, ErrorMessage = "Special instructions cannot exceed 2000 characters")]
     [Display(Name = "Special Instructions")]
@@ -251,6 +255,7 @@ public class UpdateJobDto
     [StringLength(100, ErrorMessage = "Customer PO cannot exceed 100 characters")]
     [Display(Name = "Customer PO")]
     public string? CustomerPO { get; set; }
+    public string? ProjectName { get; set; }
 
     [StringLength(2000, ErrorMessage = "Special instructions cannot exceed 2000 characters")]
     [Display(Name = "Special Instructions")]
@@ -325,7 +330,11 @@ public class JobItemDto
     public bool IsGenericItem { get; set; }
     public bool IsLaborItem { get; set; }
     public bool IsSalesItem { get; set; }
+    public bool IsAiItem { get; set; }
     public string? Sku { get; set; }
+    public bool IsCustomFormulaItem { get; set; }
+    public int? CustomItemTemplateId { get; set; }
+    public string? FormulaFieldValuesJson { get; set; }
     public List<JobItemCoatDto> Coats { get; set; } = new();
     public List<JobItemPrepServiceDto> PrepServices { get; set; } = new();
 }
@@ -486,6 +495,7 @@ public class ReworkRecordDto
     public decimal ActualReworkCost { get; set; }
     public bool IsBillableToCustomer { get; set; }
     public string? BillingNotes { get; set; }
+    public PowderCoating.Core.Enums.ReworkPricingType? ReworkPricingType { get; set; }
 
     public PowderCoating.Core.Enums.ReworkStatus Status { get; set; }
     public string StatusDisplay { get; set; } = string.Empty;
@@ -511,6 +521,11 @@ public class CreateReworkRecordDto
     public decimal EstimatedReworkCost { get; set; }
     public bool IsBillableToCustomer { get; set; }
     public string? BillingNotes { get; set; }
+
+    // Rework job creation (opt-in)
+    public bool CreateReworkJob { get; set; }
+    public List<int>? ReworkJobItemIds { get; set; }  // null = not creating a job
+    public PowderCoating.Core.Enums.ReworkPricingType? ReworkPricingType { get; set; }
 }
 
 public class UpdateReworkRecordDto

src/PowderCoating.Application/DTOs/Quote/QuoteDtos.cs

@@ -107,6 +107,7 @@ public class QuoteDto
     public string? Terms { get; set; }
     public string? Notes { get; set; }
     public string? CustomerPO { get; set; }
+    public string? ProjectName { get; set; }
     public string? Tags { get; set; }
 
     // Items
@@ -234,6 +235,7 @@ public class CreateQuoteDto
     [Display(Name = "Customer PO Number")]
     [StringLength(50)]
     public string? CustomerPO { get; set; }
+    public string? ProjectName { get; set; }
 
     [Display(Name = "Tags")]
     [StringLength(500)]
@@ -376,6 +378,7 @@ public class UpdateQuoteDto
     [Display(Name = "Customer PO Number")]
     [StringLength(50)]
     public string? CustomerPO { get; set; }
+    public string? ProjectName { get; set; }
 
     [Display(Name = "Tags")]
     [StringLength(500)]
@@ -475,6 +478,11 @@ public class QuoteItemDto
 
     public bool IsAiItem { get; set; }
 
+    // Custom formula item
+    public bool IsCustomFormulaItem { get; set; }
+    public int? CustomItemTemplateId { get; set; }
+    public string? FormulaFieldValuesJson { get; set; }
+
     // Cost breakdown snapshot
     public decimal ItemMaterialCost { get; set; }
     public decimal ItemLaborCost { get; set; }
@@ -559,6 +567,11 @@ public class CreateQuoteItemDto
 
     // ID of the AiItemPrediction record captured at analysis time (null for non-AI items)
     public int? AiPredictionId { get; set; }
+
+    // Custom formula item routing — see IsCustomFormulaItem in PricingCalculationService
+    public bool IsCustomFormulaItem { get; set; }
+    public int? CustomItemTemplateId { get; set; }
+    public string? FormulaFieldValuesJson { get; set; }
 }
 
 // ============================================================================
@@ -874,4 +887,9 @@ public class QuotePricingResult
 
     // Per-item results (same order as input items)
     public List<QuoteItemPricingResult> ItemResults { get; set; } = new();
+
+    // Pending Custom Powder Order preview — populated only when no "Custom Powder Order" item
+    // exists yet (first save scenario). Amount and color list let the UI show a preview row.
+    public decimal CustomPowderOrderAmount { get; set; }
+    public List<string> CustomPowderOrderColors { get; set; } = new();
 }

src/PowderCoating.Application/DTOs/Subscription/SubscriptionPlanConfigDto.cs

@@ -26,6 +26,7 @@ public class SubscriptionPlanConfigDto
     public bool AllowAiInventoryAssist { get; set; }
     public bool AllowAiCatalogPriceCheck { get; set; }
     public bool AllowSms { get; set; }
+    public bool AllowCustomFormulas { get; set; }
     public bool IsActive { get; set; }
     public int SortOrder { get; set; }
 }
@@ -74,6 +75,7 @@ public class UpdateSubscriptionPlanConfigDto
     public bool AllowAiInventoryAssist { get; set; }
     public bool AllowAiCatalogPriceCheck { get; set; }
     public bool AllowSms { get; set; }
+    public bool AllowCustomFormulas { get; set; }
 
     public bool IsActive { get; set; }
 }

src/PowderCoating.Application/DTOs/Timeclock/TimeclockDtos.cs

@@ -0,0 +1,74 @@
+using PowderCoating.Core.Enums;
+
+namespace PowderCoating.Application.DTOs.Timeclock;
+
+public class EmployeeClockEntryDto
+{
+    public int Id { get; set; }
+    public string UserId { get; set; } = string.Empty;
+    public string UserDisplayName { get; set; } = string.Empty;
+    public DateTime ClockInTime { get; set; }
+    public DateTime? ClockOutTime { get; set; }
+    public decimal? HoursWorked { get; set; }
+    public ClockEntryType EntryType { get; set; } = ClockEntryType.Work;
+    public string? Notes { get; set; }
+    public bool IsOpen => ClockOutTime == null;
+}
+
+public class ClockInRequest
+{
+    public string? Notes { get; set; }
+}
+
+public class ClockOutRequest
+{
+    public int EntryId { get; set; }
+    public string? Notes { get; set; }
+}
+
+/// <summary>
+/// Request sent from the kiosk tablet — employee taps their tile and enters a PIN.
+/// The server determines whether to clock in or clock out based on the employee's open entry.
+/// </summary>
+public class KioskPunchRequest
+{
+    public string UserId { get; set; } = string.Empty;
+    public string Pin { get; set; } = string.Empty;
+}
+
+public class EditClockEntryRequest
+{
+    public int Id { get; set; }
+    public DateTime ClockInTime { get; set; }
+    public DateTime? ClockOutTime { get; set; }
+    public string? Notes { get; set; }
+}
+
+/// <summary>
+/// Sent when an employee clicks Break or Lunch to pause their work segment.
+/// The server closes the current Work entry and opens a Break/Lunch entry.
+/// </summary>
+public class GoOnBreakRequest
+{
+    /// <summary>Must be <see cref="ClockEntryType.Break"/> or <see cref="ClockEntryType.Lunch"/>.</summary>
+    public ClockEntryType BreakType { get; set; }
+}
+
+/// <summary>Manager request to create a time entry on behalf of any company employee.</summary>
+public class ManualEntryRequest
+{
+    public string UserId { get; set; } = string.Empty;
+    public DateTime ClockInTime { get; set; }
+    public DateTime? ClockOutTime { get; set; }
+    public string? Notes { get; set; }
+}
+
+/// <summary>Employee tile shown on the kiosk employee-selection grid.</summary>
+public class KioskEmployeeDto
+{
+    public string UserId { get; set; } = string.Empty;
+    public string DisplayName { get; set; } = string.Empty;
+    public string Initials { get; set; } = string.Empty;
+    /// <summary>True when the employee has an open clock entry right now.</summary>
+    public bool IsClockedIn { get; set; }
+}

src/PowderCoating.Application/DTOs/Vendor/VendorDtos.cs

@@ -125,6 +125,8 @@ public class CreateVendorDto
 
     [Display(Name = "Default Expense Account")]
     public int? DefaultExpenseAccountId { get; set; }
+
+    public List<int> CategoryIds { get; set; } = new();
 }
 
 // ============================================================================
@@ -209,4 +211,6 @@ public class UpdateVendorDto
 
     [Display(Name = "Default Expense Account")]
     public int? DefaultExpenseAccountId { get; set; }
+
+    public List<int> CategoryIds { get; set; } = new();
 }

src/PowderCoating.Application/DTOs/Wizard/WizardDtos.cs

@@ -18,7 +18,8 @@ public class WizardProgressDto
     public bool IsStepSkipped(int step) => SkippedSteps.Contains(step);
     public bool IsStepTouched(int step) => IsStepDone(step) || IsStepSkipped(step);
 
-    public int CompletedCount => DoneSteps.Count + SkippedSteps.Count;
+    // Capped at TotalSteps so old step data from a larger wizard doesn't overflow the display.
+    public int CompletedCount => Math.Min(DoneSteps.Count + SkippedSteps.Count, TotalSteps);
     public int ProgressPercent => TotalSteps == 0 ? 0 : (int)Math.Round((double)CompletedCount / TotalSteps * 100);
 }
 

src/PowderCoating.Application/Interfaces/ICustomFormulaAiService.cs

@@ -0,0 +1,30 @@
+using PowderCoating.Application.DTOs.Company;
+
+namespace PowderCoating.Application.Interfaces;
+
+public interface ICustomFormulaAiService
+{
+    /// <summary>
+    /// Generates a NCalc formula, field list, and notes from a natural-language description
+    /// and an optional diagram image. Returns a <see cref="GenerateFormulaFromAiResponse"/>
+    /// ready to pre-fill the template editor.
+    /// </summary>
+    Task<GenerateFormulaFromAiResponse> GenerateFormulaAsync(
+        GenerateFormulaFromAiRequest request,
+        byte[]? imageBytes = null,
+        string? imageContentType = null);
+
+    /// <summary>
+    /// Evaluates a NCalc formula with the supplied variable map and returns the numeric result.
+    /// Safe server-side only — no user-controlled code execution.
+    /// </summary>
+    EvaluateFormulaResponse EvaluateFormula(EvaluateFormulaRequest request);
+
+    /// <summary>
+    /// Normalizes NCalc built-in function names to lowercase (IF→if, Abs→abs, etc.) then
+    /// attempts a parse-only evaluation to catch syntax errors before the formula is saved.
+    /// Returns the normalized formula string and a null error on success, or the original
+    /// formula and an error message on failure.
+    /// </summary>
+    (string NormalizedFormula, string? Error) NormalizeAndValidate(string formula);
+}

src/PowderCoating.Application/Interfaces/IFormulaLibraryService.cs

@@ -0,0 +1,61 @@
+using PowderCoating.Application.DTOs.Company;
+
+namespace PowderCoating.Application.Interfaces;
+
+/// <summary>
+/// Manages the community formula library: sharing, unsharing, importing, and browsing.
+/// </summary>
+public interface IFormulaLibraryService
+{
+    /// <summary>
+    /// Returns all published library entries, with AlreadyImported populated for the given company.
+    /// Optionally filters by search term, output mode, or industry hint.
+    /// </summary>
+    Task<IEnumerable<FormulaLibraryCardDto>> BrowseAsync(
+        int companyId,
+        string? search = null,
+        string? outputMode = null,
+        string? industryHint = null);
+
+    /// <summary>Full detail for the import preview modal, including field list and formula.</summary>
+    Task<FormulaLibraryDetailDto?> GetDetailAsync(int libraryItemId, int companyId);
+
+    /// <summary>
+    /// Publishes a company template to the community library.
+    /// If the template was previously shared and unpublished, re-publishes the existing row.
+    /// Updates the library entry fields from the current template state on re-share.
+    /// </summary>
+    Task<int> ShareAsync(int companyId, string userId, ShareFormulaRequest request);
+
+    /// <summary>Sets IsPublished = false. Existing imports are unaffected.</summary>
+    Task UnshareAsync(int libraryItemId, int companyId);
+
+    /// <summary>
+    /// Copies a library entry into the company's local CustomItemTemplate table.
+    /// If the company already has an import record for this entry, returns the existing template id.
+    /// </summary>
+    Task<int> ImportAsync(int libraryItemId, int companyId, string userId);
+
+    /// <summary>
+    /// Returns the library status for a given CustomItemTemplate — whether it is shared,
+    /// eligible to be shared, and where it was imported from if applicable.
+    /// </summary>
+    Task<FormulaLibraryStatusDto> GetTemplateLibraryStatusAsync(int templateId, int companyId);
+
+    /// <summary>
+    /// Nulls out DiagramImagePath on the FormulaLibraryItem and all imported copies
+    /// when a source template's diagram is removed. Call from CompanySettingsController
+    /// when a diagram is deleted or replaced.
+    /// </summary>
+    Task CascadeRemoveDiagramAsync(int sourceCustomItemTemplateId);
+
+    /// <summary>
+    /// Records or toggles a thumbs-up/down vote from the given company.
+    /// If the same vote already exists it is removed (toggle off).
+    /// If the opposite vote exists it is replaced.
+    /// Companies cannot rate their own formulas.
+    /// Returns the updated counts for the library entry.
+    /// </summary>
+    Task<(int ThumbsUp, int ThumbsDown, bool? MyVote)> RateAsync(
+        int libraryItemId, int companyId, bool isPositive);
+}

src/PowderCoating.Application/Interfaces/IQuotePricingAssemblyService.cs

@@ -13,4 +13,12 @@ public interface IQuotePricingAssemblyService
         int companyId,
         decimal? ovenRateOverride,
         DateTime createdAtUtc);
+
+    /// <summary>
+    /// Creates one <see cref="InventoryItem"/> (IsIncoming=true) per unique powder catalog entry
+    /// referenced by coats on the given quote, then links those coats to the new inventory records.
+    /// Must be called after a quote transitions to Approved status.
+    /// Safe to call multiple times — coats that already have an InventoryItemId are skipped.
+    /// </summary>
+    Task EnsureIncomingInventoryForApprovedQuoteAsync(int quoteId, int companyId);
 }

src/PowderCoating.Application/Mappings/CustomItemTemplateProfile.cs

@@ -0,0 +1,41 @@
+using AutoMapper;
+using PowderCoating.Core.Entities;
+using PowderCoating.Application.DTOs.Company;
+
+namespace PowderCoating.Application.Mappings;
+
+public class CustomItemTemplateProfile : Profile
+{
+    public CustomItemTemplateProfile()
+    {
+        CreateMap<CustomItemTemplate, CustomItemTemplateListDto>()
+            .ForMember(dest => dest.FieldCount,
+                opt => opt.MapFrom(src => CountFields(src.FieldsJson)));
+
+        CreateMap<CustomItemTemplate, CustomItemTemplateDto>();
+
+        CreateMap<CustomItemTemplate, CustomItemTemplatePickerDto>();
+
+        CreateMap<CreateCustomItemTemplateDto, CustomItemTemplate>();
+
+        CreateMap<UpdateCustomItemTemplateDto, CustomItemTemplate>()
+            .ForMember(dest => dest.DiagramImagePath, opt => opt.Ignore()); // set by controller after blob upload
+
+        CreateMap<CustomItemTemplate, UpdateCustomItemTemplateDto>();
+    }
+
+    private static int CountFields(string fieldsJson)
+    {
+        try
+        {
+            var doc = System.Text.Json.JsonDocument.Parse(fieldsJson);
+            return doc.RootElement.ValueKind == System.Text.Json.JsonValueKind.Array
+                ? doc.RootElement.GetArrayLength()
+                : 0;
+        }
+        catch
+        {
+            return 0;
+        }
+    }
+}

src/PowderCoating.Application/Mappings/FormulaLibraryProfile.cs

@@ -0,0 +1,35 @@
+using AutoMapper;
+using PowderCoating.Core.Entities;
+using PowderCoating.Application.DTOs.Company;
+
+namespace PowderCoating.Application.Mappings;
+
+public class FormulaLibraryProfile : Profile
+{
+    public FormulaLibraryProfile()
+    {
+        CreateMap<FormulaLibraryItem, FormulaLibraryCardDto>()
+            .ForMember(dest => dest.InspiredByName,
+                opt => opt.MapFrom(src => src.InspiredBy != null ? src.InspiredBy.Name : null))
+            .ForMember(dest => dest.InspiredByCompanyName,
+                opt => opt.MapFrom(src => src.InspiredBy != null ? src.InspiredBy.SourceCompanyName : null))
+            .ForMember(dest => dest.AlreadyImported, opt => opt.Ignore()); // set by service
+
+        CreateMap<FormulaLibraryItem, FormulaLibraryDetailDto>()
+            .IncludeBase<FormulaLibraryItem, FormulaLibraryCardDto>()
+            .ForMember(dest => dest.FieldCount,
+                opt => opt.MapFrom(src => CountFields(src.FieldsJson)));
+    }
+
+    private static int CountFields(string fieldsJson)
+    {
+        try
+        {
+            var doc = System.Text.Json.JsonDocument.Parse(fieldsJson);
+            return doc.RootElement.ValueKind == System.Text.Json.JsonValueKind.Array
+                ? doc.RootElement.GetArrayLength()
+                : 0;
+        }
+        catch { return 0; }
+    }
+}

src/PowderCoating.Application/Mappings/InvoiceProfile.cs

@@ -19,6 +19,7 @@ public class InvoiceProfile : Profile
 
         CreateMap<Invoice, InvoiceDto>()
             .ForMember(d => d.JobNumber, o => o.MapFrom(s => s.Job != null ? s.Job.JobNumber : string.Empty))
+            .ForMember(d => d.ProjectName, o => o.MapFrom(s => s.ProjectName ?? (s.Job != null ? s.Job.ProjectName : null)))
             .ForMember(d => d.CustomerName, o => o.MapFrom(s => s.Customer != null
                 ? (s.Customer.IsCommercial
                     ? s.Customer.CompanyName

src/PowderCoating.Application/Mappings/JobProfile.cs

@@ -196,7 +196,9 @@ public class JobProfile : Profile
             .ForMember(dest => dest.JobItemDescription,
                       opt => opt.MapFrom(src => src.JobItem != null ? src.JobItem.Description : null))
             .ForMember(dest => dest.ReworkJobNumber,
-                      opt => opt.MapFrom(src => src.ReworkJob != null ? src.ReworkJob.JobNumber : null));
+                      opt => opt.MapFrom(src => src.ReworkJob != null ? src.ReworkJob.JobNumber : null))
+            .ForMember(dest => dest.ReworkPricingType,
+                      opt => opt.MapFrom(src => src.ReworkPricingType));
 
         // Job → JobDto (rework fields)
         // (IsReworkJob and OriginalJobId map by convention; OriginalJobNumber needs explicit map — handled in controller)

src/PowderCoating.Application/Mappings/QuoteProfile.cs

@@ -159,6 +159,7 @@ public class QuoteProfile : Profile
             .ReverseMap()
             .ForMember(dest => dest.Quote, opt => opt.Ignore())
             .ForMember(dest => dest.CatalogItem, opt => opt.Ignore())
+            .ForMember(dest => dest.CustomItemTemplate, opt => opt.Ignore())
             .ForMember(dest => dest.Coats, opt => opt.Ignore())
             .ForMember(dest => dest.PrepServices, opt => opt.Ignore())
             .ForMember(dest => dest.CompanyId, opt => opt.Ignore())
@@ -180,6 +181,7 @@ public class QuoteProfile : Profile
             .ForMember(dest => dest.Coats, opt => opt.Ignore()) // Mapped separately
             .ForMember(dest => dest.PrepServices, opt => opt.Ignore()) // Mapped separately
             .ForMember(dest => dest.CatalogItem, opt => opt.Ignore())
+            .ForMember(dest => dest.CustomItemTemplate, opt => opt.Ignore()) // FK only; nav set by EF
             .ForMember(dest => dest.CompanyId, opt => opt.Ignore())
             .ForMember(dest => dest.CreatedAt, opt => opt.Ignore())
             .ForMember(dest => dest.UpdatedAt, opt => opt.Ignore())
@@ -190,7 +192,10 @@ public class QuoteProfile : Profile
             .ForMember(dest => dest.UpdatedBy, opt => opt.Ignore());
 
         // QuoteItem -> CreateQuoteItemDto (for Edit view)
+        // Coats and PrepServices must be mapped explicitly; convention-based collection mapping
+        // is unreliable for ICollection<T> → List<T2> with different element types.
         CreateMap<QuoteItem, CreateQuoteItemDto>()
+            .ForMember(dest => dest.Coats, opt => opt.MapFrom(src => src.Coats))
             .ForMember(dest => dest.PrepServices, opt => opt.MapFrom(src => src.PrepServices));
 
         // ============================================================================

src/PowderCoating.Application/PowderCoating.Application.csproj

@@ -16,6 +16,7 @@
     <PackageReference Include="FluentValidation" Version="11.11.0" />
     <PackageReference Include="FluentValidation.DependencyInjectionExtensions" Version="11.11.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="10.0.0" />
+    <PackageReference Include="NCalc2" Version="2.1.0" />
 
     <PackageReference Include="QuestPDF" Version="2024.12.3" />
 

src/PowderCoating.Application/Services/JobItemAssemblyService.cs

@@ -53,7 +53,10 @@ public class JobItemAssemblyService : IJobItemAssemblyService
                 IncludePrepCost = source.IncludePrepCost,
                 Complexity = source.Complexity,
                 AiTags = source.AiTags,
-                AiPredictionId = source.AiPredictionId
+                AiPredictionId = source.AiPredictionId,
+                IsCustomFormulaItem = source.IsCustomFormulaItem,
+                CustomItemTemplateId = source.CustomItemTemplateId,
+                FormulaFieldValuesJson = source.FormulaFieldValuesJson
             },
             jobId,
             companyId,
@@ -157,7 +160,10 @@ public class JobItemAssemblyService : IJobItemAssemblyService
                 IncludePrepCost = source.IncludePrepCost,
                 Complexity = source.Complexity,
                 AiTags = source.AiTags,
-                AiPredictionId = source.AiPredictionId
+                AiPredictionId = source.AiPredictionId,
+                IsCustomFormulaItem = source.IsCustomFormulaItem,
+                CustomItemTemplateId = source.CustomItemTemplateId,
+                FormulaFieldValuesJson = source.FormulaFieldValuesJson
             },
             jobId,
             companyId,
@@ -259,7 +265,10 @@ public class JobItemAssemblyService : IJobItemAssemblyService
                 IncludePrepCost = source.IncludePrepCost,
                 Complexity = source.Complexity,
                 AiTags = source.AiTags,
-                AiPredictionId = source.AiPredictionId
+                AiPredictionId = source.AiPredictionId,
+                IsCustomFormulaItem = source.IsCustomFormulaItem,
+                CustomItemTemplateId = source.CustomItemTemplateId,
+                FormulaFieldValuesJson = source.FormulaFieldValuesJson
             },
             jobId,
             companyId,
@@ -353,6 +362,9 @@ public class JobItemAssemblyService : IJobItemAssemblyService
             Complexity = seed.Complexity,
             AiTags = seed.AiTags,
             AiPredictionId = seed.AiPredictionId,
+            IsCustomFormulaItem = seed.IsCustomFormulaItem,
+            CustomItemTemplateId = seed.CustomItemTemplateId,
+            FormulaFieldValuesJson = seed.FormulaFieldValuesJson,
             CompanyId = companyId,
             CreatedAt = createdAtUtc
         };
@@ -480,6 +492,9 @@ public class JobItemAssemblyService : IJobItemAssemblyService
         public string? Complexity { get; init; }
         public string? AiTags { get; init; }
         public int? AiPredictionId { get; init; }
+        public bool IsCustomFormulaItem { get; init; }
+        public int? CustomItemTemplateId { get; init; }
+        public string? FormulaFieldValuesJson { get; init; }
     }
 
     /// <summary>Intermediate value object for coat creation — see <see cref="JobItemSeed"/> for rationale.</summary>

src/PowderCoating.Application/Services/PdfService.cs

@@ -217,6 +217,8 @@ public class PdfService : IPdfService
                     c.Item().Text($"Job #: {invoice.JobNumber}");
                     if (!string.IsNullOrWhiteSpace(invoice.CustomerPO))
                         c.Item().Text($"PO #: {invoice.CustomerPO}");
+                    if (!string.IsNullOrWhiteSpace(invoice.ProjectName))
+                        c.Item().Text($"Project: {invoice.ProjectName}");
                 });
             });
 
@@ -609,6 +611,15 @@ public class PdfService : IPdfService
                     row.RelativeItem().Text(quote.CustomerPO).FontSize(9);
                 });
             }
+
+            if (!string.IsNullOrWhiteSpace(quote.ProjectName))
+            {
+                column.Item().Row(row =>
+                {
+                    row.ConstantItem(80).Text("Project:").FontSize(9);
+                    row.RelativeItem().Text(quote.ProjectName).FontSize(9);
+                });
+            }
         });
     }
 

src/PowderCoating.Application/Services/PricingCalculationService.cs

@@ -220,6 +220,16 @@ public class PricingCalculationService : IPricingCalculationService
         };
     }
 
+    /// <summary>
+    /// Returns true when a coat requires ordering custom powder that is not in inventory.
+    /// Only coats with an explicit PowderToOrder quantity qualify — coats without a quantity
+    /// fall through to the standard surface-area pricing path in CalculateCoatPriceAsync.
+    /// </summary>
+    private static bool IsCustomPowderCoat(CreateQuoteItemCoatDto coat) =>
+        !coat.InventoryItemId.HasValue &&
+        coat.PowderToOrder.HasValue && coat.PowderToOrder.Value > 0 &&
+        coat.PowderCostPerLb.HasValue && coat.PowderCostPerLb.Value > 0;
+
     /// <summary>
     /// Calculates the total price for a single quote line item, routing to the correct pricing
     /// path based on item type:
@@ -288,6 +298,26 @@ public class PricingCalculationService : IPricingCalculationService
             };
         }
 
+        // Custom formula items (FixedRate mode): the wizard evaluated the NCalc formula server-side
+        // and stored the per-item result as ManualUnitPrice. Multiply by Quantity for the total,
+        // exactly like every other item type that uses ManualUnitPrice.
+        // SurfaceAreaSqFt mode: ManualUnitPrice is null; the formula produced sqft which was stored
+        // in SurfaceAreaSqFt, so the item falls through to the standard calculated path below.
+        if (item.IsCustomFormulaItem && item.ManualUnitPrice.HasValue)
+        {
+            var formulaUnitPrice = item.ManualUnitPrice.Value;
+            var formulaTotal = formulaUnitPrice * item.Quantity;
+            return new QuoteItemPricingResult
+            {
+                MaterialCost  = 0,
+                LaborCost     = 0,
+                EquipmentCost = 0,
+                ItemSubtotal  = formulaTotal,
+                UnitPrice     = formulaUnitPrice,
+                TotalPrice    = formulaTotal
+            };
+        }
+
         // Sales items (off-the-shelf merchandise) — manual unit price, no coating calculation.
         if (item.IsSalesItem && item.ManualUnitPrice.HasValue)
         {
@@ -312,6 +342,8 @@ public class PricingCalculationService : IPricingCalculationService
             {
                 for (int i = 0; i < item.Coats.Count; i++)
                 {
+                    // Custom powder material moves to the "Custom Powder Order" line item
+                    if (IsCustomPowderCoat(item.Coats[i])) continue;
                     var coatResult = await CalculateCoatPriceAsync(
                         item.Coats[i], 0m, item.Quantity, i, 0, companyId);
                     coatMaterialCost += coatResult.CoatMaterialCost;
@@ -413,7 +445,9 @@ public class PricingCalculationService : IPricingCalculationService
                 for (int ci = 0; ci < item.Coats.Count; ci++)
                 {
                     var coat = item.Coats[ci];
-                    if (!coat.InventoryItemId.HasValue && coat.PowderCostPerLb.HasValue && coat.PowderCostPerLb.Value > 0)
+                    // Custom powder with PowderToOrder moves to the "Custom Powder Order" line item; skip here
+                    if (!coat.InventoryItemId.HasValue && coat.PowderCostPerLb.HasValue && coat.PowderCostPerLb.Value > 0
+                        && !IsCustomPowderCoat(coat))
                     {
                         var coatResult = await CalculateCoatPriceAsync(coat, item.SurfaceAreaSqFt, item.Quantity, ci, 0, companyId);
                         totalMaterialCost += coatResult.CoatMaterialCost;
@@ -431,7 +465,8 @@ public class PricingCalculationService : IPricingCalculationService
             {
                 var firstCoatResult = await CalculateCoatPriceAsync(
                     item.Coats[0], item.SurfaceAreaSqFt, item.Quantity, 0, item.EstimatedMinutes, companyId);
-                totalMaterialCost = firstCoatResult.CoatMaterialCost;
+                // Custom powder material moves to the "Custom Powder Order" line item; keep the labor
+                totalMaterialCost = IsCustomPowderCoat(item.Coats[0]) ? 0m : firstCoatResult.CoatMaterialCost;
                 coatLaborCost     = firstCoatResult.CoatLaborCost;
                 totalLaborCost    = coatLaborCost;
             }
@@ -628,6 +663,49 @@ public class PricingCalculationService : IPricingCalculationService
         // 4. TOTAL ITEMS SUBTOTAL
         var itemsSubtotal = catalogItemsWithoutCoatsTotal + calculatedItemsSubtotal;
 
+        // Powder-to-order costs are excluded from individual item prices and collected in a
+        // "Custom Powder Order" line item added at save time. For live pricing previews (before
+        // save), add them back here so the displayed total stays correct throughout the session.
+        // Two coat types qualify: custom powder (no InventoryItemId, manual PowderCostPerLb) and
+        // incoming powder (InventoryItemId set, IsIncoming=true, cost from inventoryItem.UnitCost).
+        bool hasCustomPowderOrderItem = items.Any(i =>
+            i.IsGenericItem && i.Description?.StartsWith("Custom Powder Order") == true);
+        decimal customPowderOrderAmount = 0m;
+        var customPowderOrderColors = new List<string>();
+        if (!hasCustomPowderOrderItem)
+        {
+            foreach (var item in items.Where(i => i.Coats != null))
+            {
+                foreach (var c in item.Coats!)
+                {
+                    if (!c.InventoryItemId.HasValue &&
+                        c.PowderToOrder.HasValue && c.PowderToOrder.Value > 0 &&
+                        c.PowderCostPerLb.HasValue && c.PowderCostPerLb.Value > 0)
+                    {
+                        customPowderOrderAmount += c.PowderToOrder.Value * c.PowderCostPerLb.Value;
+                        if (!string.IsNullOrWhiteSpace(c.ColorName))
+                            customPowderOrderColors.Add(c.ColorName);
+                    }
+                    else if (c.InventoryItemId.HasValue && c.PowderToOrder.HasValue && c.PowderToOrder.Value > 0)
+                    {
+                        var invItem = await _unitOfWork.InventoryItems.GetByIdAsync(c.InventoryItemId.Value);
+                        if (invItem?.IsIncoming == true)
+                        {
+                            customPowderOrderAmount += c.PowderToOrder.Value * invItem.UnitCost;
+                            var colorName = !string.IsNullOrWhiteSpace(c.ColorName) ? c.ColorName : invItem.Name;
+                            if (!string.IsNullOrWhiteSpace(colorName))
+                                customPowderOrderColors.Add(colorName);
+                        }
+                    }
+                }
+            }
+            if (customPowderOrderAmount > 0)
+            {
+                itemsSubtotal += customPowderOrderAmount;
+                totalMaterialCosts += customPowderOrderAmount;
+            }
+        }
+
         // 4b. OVEN BATCH COST (quote-level: batches × cycle time × oven rate)
         // AI items already have oven cost baked into their AI-estimated price, so we only
         // charge the proportion of the oven that's attributable to non-AI items.
@@ -806,7 +884,11 @@ public class PricingCalculationService : IPricingCalculationService
             MaterialCosts = Math.Round(totalMaterialCosts, 2),
             LaborCosts = Math.Round(totalLaborCosts, 2),
             EquipmentCosts = Math.Round(totalEquipmentCosts, 2),
-            ItemResults = itemResults
+            ItemResults = itemResults,
+            CustomPowderOrderAmount = Math.Round(customPowderOrderAmount, 2),
+            CustomPowderOrderColors = customPowderOrderColors
+                .Distinct(StringComparer.OrdinalIgnoreCase)
+                .ToList()
         };
     }
 }

src/PowderCoating.Application/Services/QuotePricingAssemblyService.cs

@@ -90,8 +90,9 @@ public class QuotePricingAssemblyService : IQuotePricingAssemblyService
     {
         ArgumentNullException.ThrowIfNull(itemDtos);
 
+        var dtoList = itemDtos.ToList();
         var items = new List<QuoteItem>();
-        foreach (var itemDto in itemDtos)
+        foreach (var itemDto in dtoList)
         {
             var item = BuildQuoteItem(itemDto, quoteId, companyId, createdAtUtc);
             await ApplyPricingAsync(item, itemDto, companyId, ovenRateOverride);
@@ -102,6 +103,17 @@ public class QuotePricingAssemblyService : IQuotePricingAssemblyService
             items.Add(item);
         }
 
+        // Option B: auto-create the Custom Powder Order item only on first save.
+        // Once user-owned, they manage its price (e.g. to add shipping) — we never overwrite it.
+        bool hasExistingCustomPowderOrder = dtoList.Any(d =>
+            d.IsGenericItem && d.Description?.StartsWith("Custom Powder Order") == true);
+        if (!hasExistingCustomPowderOrder)
+        {
+            var customPowderItem = await BuildCustomPowderOrderItemAsync(dtoList, quoteId, companyId, createdAtUtc);
+            if (customPowderItem != null)
+                items.Add(customPowderItem);
+        }
+
         return items;
     }
 
@@ -130,6 +142,14 @@ public class QuotePricingAssemblyService : IQuotePricingAssemblyService
             return;
         }
 
+        if (itemDto.IsCustomFormulaItem && itemDto.ManualUnitPrice.HasValue)
+        {
+            item.UnitPrice = itemDto.ManualUnitPrice.Value;
+            item.TotalPrice = itemDto.ManualUnitPrice.Value * itemDto.Quantity;
+            _logger.LogInformation("Custom formula item (FixedRate) price: UnitPrice={Unit}, TotalPrice={Total}", item.UnitPrice, item.TotalPrice);
+            return;
+        }
+
         if (itemDto.CatalogItemId.HasValue)
         {
             if (itemDto.Coats != null && itemDto.Coats.Any())
@@ -161,9 +181,10 @@ public class QuotePricingAssemblyService : IQuotePricingAssemblyService
 
     /// <summary>
     /// Builds <see cref="QuoteItemCoat"/> entities for a single item, including per-coat pricing.
-    /// If a coat has <c>AddAsIncoming = true</c> and references a catalog item but not an inventory
+    /// When a coat references the platform catalog (<c>CatalogItemId</c> set), the ID is stored on
-    /// item, an incoming <see cref="InventoryItem"/> is auto-created so the shop can track the powder
+    /// <see cref="QuoteItemCoat.PowderCatalogItemId"/> so that at <em>approval</em> time the system
-    /// order and receive it later — see <see cref="CreateIncomingInventoryItemAsync"/> for details.
+    /// can create exactly one <see cref="InventoryItem"/> per unique powder across all coats on the
+    /// quote (deduplication). No inventory is created during quote save.
     /// </summary>
     private async Task<List<QuoteItemCoat>> BuildQuoteItemCoatsAsync(CreateQuoteItemDto itemDto, int companyId, DateTime createdAtUtc)
     {
@@ -175,8 +196,8 @@ public class QuotePricingAssemblyService : IQuotePricingAssemblyService
         {
             var coatDto = itemDto.Coats[coatIndex];
 
-            if (coatDto.AddAsIncoming && coatDto.CatalogItemId.HasValue && !coatDto.InventoryItemId.HasValue)
+            // Incoming-inventory creation is intentionally deferred to quote approval.
-                coatDto.InventoryItemId = await CreateIncomingInventoryItemAsync(coatDto, companyId);
+            // PowderCatalogItemId is persisted on the coat entity for later use.
 
             var coat = BuildQuoteItemCoat(coatDto, companyId, createdAtUtc);
             var coatPricing = await _pricingService.CalculateCoatPriceAsync(
@@ -243,6 +264,9 @@ public class QuotePricingAssemblyService : IQuotePricingAssemblyService
             IsAiItem = itemDto.IsAiItem,
             AiTags = itemDto.AiTags,
             AiPredictionId = itemDto.AiPredictionId,
+            IsCustomFormulaItem = itemDto.IsCustomFormulaItem,
+            CustomItemTemplateId = itemDto.CustomItemTemplateId,
+            FormulaFieldValuesJson = itemDto.FormulaFieldValuesJson,
             CompanyId = companyId,
             CreatedAt = createdAtUtc
         };
@@ -256,6 +280,7 @@ public class QuotePricingAssemblyService : IQuotePricingAssemblyService
             CoatName = coatDto.CoatName,
             Sequence = coatDto.Sequence,
             InventoryItemId = coatDto.InventoryItemId,
+            PowderCatalogItemId = coatDto.CatalogItemId,
             ColorName = coatDto.ColorName,
             VendorId = coatDto.VendorId,
             ColorCode = coatDto.ColorCode,
@@ -305,31 +330,33 @@ public class QuotePricingAssemblyService : IQuotePricingAssemblyService
     }
 
     /// <summary>
-    /// Auto-creates an "incoming" <see cref="InventoryItem"/> when a user selects a powder from the
+    /// Creates one "incoming" <see cref="InventoryItem"/> from a platform catalog entry.
-    /// platform catalog that doesn't yet exist in their company's inventory.
+    /// Called at quote-approval time (not during quote save) so inventory records only appear
+    /// when a job is actually going to be created. The caller groups coats by
+    /// <c>PowderCatalogItemId</c> and calls this once per unique catalog item, preventing
+    /// duplicate records when the same powder appears on multiple items in the same quote.
     ///
-    /// WHY this exists: shops often quote jobs using powders they haven't ordered yet. Rather than
+    /// Category resolution prefers the company's "POWDER" category (CategoryCode=="POWDER")
-    /// forcing the user to manually add the powder to inventory before quoting, we create an
+    /// so the item always lands in the right bucket regardless of how many IsCoating categories
-    /// IsIncoming=true record on their behalf. The shop can then receive the actual order against
+    /// the company has defined. Falls back to the lowest-DisplayOrder IsCoating category.
-    /// this record later (updating quantity + receive date) without losing the link to the original quote.
     ///
-    /// The AI augmentation step (LookupByUrlAsync) fills in technical specs (cure temp/time, coverage,
+    /// AI augmentation fills in missing technical specs (cure temp/time, coverage, color families)
-    /// color families, etc.) that may be missing from the scraped catalog JSON. It is best-effort —
+    /// from the manufacturer product page. Best-effort — item is still created from catalog data
-    /// if it fails, the item is still created with whatever data the catalog has.
+    /// if the AI call fails.
-    ///
-    /// After creation, <c>coatDto.PowderCostPerLb</c> is cleared so the pricing engine treats this
-    /// as an inventory-linked coat (not a custom powder), ensuring future repricings use the
-    /// inventory unit cost rather than the now-stale manual price from the quote form.
     /// </summary>
-    private async Task<int?> CreateIncomingInventoryItemAsync(CreateQuoteItemCoatDto coatDto, int companyId)
+    private async Task<int?> CreateIncomingInventoryItemAsync(int catalogItemId, int companyId)
     {
         try
         {
-            var catalogItem = await _unitOfWork.PowderCatalog.GetByIdAsync(coatDto.CatalogItemId!.Value);
+            var catalogItem = await _unitOfWork.PowderCatalog.GetByIdAsync(catalogItemId);
             if (catalogItem == null) return null;
 
             var categories = await _unitOfWork.InventoryCategoryLookups.GetAllAsync();
-            var coatingCategory = categories
+            // Prefer the canonical "POWDER" category so catalog-sourced items never land in an
+            // unrelated coating category (e.g. "Cerakote") that happens to have IsCoating=true.
+            var coatingCategory = categories.FirstOrDefault(c => c.IsActive && c.IsCoating
+                                      && c.CategoryCode.Equals("POWDER", StringComparison.OrdinalIgnoreCase))
+                               ?? categories
                                       .Where(c => c.IsActive && c.IsCoating)
                                       .OrderBy(c => c.DisplayOrder)
                                       .FirstOrDefault();
@@ -437,17 +464,143 @@ public class QuotePricingAssemblyService : IQuotePricingAssemblyService
             await _unitOfWork.InventoryItems.AddAsync(item);
             await _unitOfWork.SaveChangesAsync();
 
-            coatDto.PowderCostPerLb = null;
+            _logger.LogInformation("Created incoming inventory item {Id} ({Name}) from catalog {CatalogId} at quote approval",
-            _logger.LogInformation("Created incoming inventory item {Id} ({Name}) from catalog {CatalogId} via quote coat",
+                item.Id, item.Name, catalogItemId);
-                item.Id, item.Name, coatDto.CatalogItemId);
 
             return item.Id;
         }
         catch (Exception ex)
         {
             _logger.LogWarning(ex, "Failed to create incoming inventory item from catalog {CatalogId}, continuing without inventory link",
-                coatDto.CatalogItemId);
+                catalogItemId);
             return null;
         }
     }
+
+    /// <summary>
+    /// Scans all coat DTOs for powder that must be ordered (custom or catalog-sourced) and returns a
+    /// single "Custom Powder Order" QuoteItem aggregating all material costs and color names.
+    /// Returns null when no such coats are found. Used by <see cref="CreateQuoteItemsAsync"/>
+    /// on the first save only — Option B means the user owns the price after creation.
+    ///
+    /// Coat types that qualify:
+    ///   - Custom powder: no InventoryItemId, manual PowderCostPerLb &gt; 0 (user-entered)
+    ///   - Catalog-sourced pending incoming: CatalogItemId set, no InventoryItemId, PowderCostPerLb
+    ///     pre-filled from catalog unit price (inventory creation deferred to approval)
+    ///   - Legacy path: InventoryItemId set and item.IsIncoming == true (pre-fix records)
+    /// </summary>
+    private async Task<QuoteItem?> BuildCustomPowderOrderItemAsync(
+        IReadOnlyList<CreateQuoteItemDto> itemDtos, int quoteId, int companyId, DateTime createdAtUtc)
+    {
+        var colorNames = new List<string>();
+        decimal totalCost = 0m;
+
+        foreach (var itemDto in itemDtos)
+        {
+            if (itemDto.Coats == null) continue;
+            foreach (var coat in itemDto.Coats)
+            {
+                if (!coat.InventoryItemId.HasValue &&
+                    coat.PowderToOrder.HasValue && coat.PowderToOrder.Value > 0 &&
+                    coat.PowderCostPerLb.HasValue && coat.PowderCostPerLb.Value > 0)
+                {
+                    // Custom powder (manual cost) or catalog-sourced incoming (cost pre-filled from catalog).
+                    // Both arrive here the same way: PowderCostPerLb set, no inventory link yet.
+                    totalCost += coat.PowderToOrder.Value * coat.PowderCostPerLb.Value;
+                    if (!string.IsNullOrWhiteSpace(coat.ColorName))
+                        colorNames.Add(coat.ColorName);
+                }
+                else if (coat.InventoryItemId.HasValue && coat.PowderToOrder.HasValue && coat.PowderToOrder.Value > 0)
+                {
+                    // Legacy path: inventory was already created (quotes saved before the deferred-creation fix).
+                    // PowderCostPerLb was cleared on those coats so cost must come from inventory.
+                    var invItem = await _unitOfWork.InventoryItems.GetByIdAsync(coat.InventoryItemId.Value);
+                    if (invItem?.IsIncoming == true)
+                    {
+                        totalCost += coat.PowderToOrder.Value * invItem.UnitCost;
+                        var colorName = !string.IsNullOrWhiteSpace(coat.ColorName) ? coat.ColorName : invItem.Name;
+                        if (!string.IsNullOrWhiteSpace(colorName))
+                            colorNames.Add(colorName);
+                    }
+                }
+            }
+        }
+
+        if (totalCost <= 0) return null;
+
+        var uniqueColors = colorNames
+            .Distinct(StringComparer.OrdinalIgnoreCase)
+            .ToList();
+        var description = uniqueColors.Any()
+            ? $"Custom Powder Order ({string.Join(", ", uniqueColors)})"
+            : "Custom Powder Order";
+
+        return new QuoteItem
+        {
+            QuoteId = quoteId,
+            Description = description,
+            Quantity = 1,
+            IsGenericItem = true,
+            ManualUnitPrice = totalCost,
+            UnitPrice = totalCost,
+            TotalPrice = totalCost,
+            ItemMaterialCost = totalCost,
+            CompanyId = companyId,
+            CreatedAt = createdAtUtc,
+            Coats = [],
+            PrepServices = []
+        };
+    }
+
+    /// <summary>
+    /// Called at quote approval time to create exactly one <see cref="InventoryItem"/> per unique
+    /// powder catalog entry referenced across all coats on the quote, then links each coat to its
+    /// new (or existing) inventory record.
+    ///
+    /// WHY deferred: during quoting the job may never be approved, so creating inventory records at
+    /// quote-save time produces orphaned, never-ordered items. Deferring to approval ensures inventory
+    /// only reflects powders the shop is actually going to process.
+    ///
+    /// Deduplication: multiple items on the same quote that use the same catalog powder receive the
+    /// same InventoryItemId — no duplicate records are created.
+    ///
+    /// Idempotent: coats that already have an InventoryItemId are skipped, so calling this method
+    /// on an already-approved quote (e.g. retry after a transient error) is safe.
+    /// </summary>
+    public async Task EnsureIncomingInventoryForApprovedQuoteAsync(int quoteId, int companyId)
+    {
+        // Load all QuoteItems for this quote with their coats so we can inspect PowderCatalogItemId.
+        var quoteItems = await _unitOfWork.QuoteItems.FindAsync(
+            qi => qi.QuoteId == quoteId && qi.CompanyId == companyId,
+            false,
+            qi => qi.Coats);
+
+        var pendingCoats = quoteItems
+            .SelectMany(qi => qi.Coats)
+            .Where(c => c.PowderCatalogItemId.HasValue && !c.InventoryItemId.HasValue)
+            .ToList();
+
+        if (pendingCoats.Count == 0) return;
+
+        // Group by catalog item ID so each unique powder generates exactly one inventory record.
+        var groups = pendingCoats
+            .GroupBy(c => c.PowderCatalogItemId!.Value)
+            .ToList();
+
+        foreach (var group in groups)
+        {
+            var newInventoryId = await CreateIncomingInventoryItemAsync(group.Key, companyId);
+            if (newInventoryId == null) continue;
+
+            // Link every coat in this group to the single newly-created inventory record.
+            foreach (var coat in group)
+            {
+                coat.InventoryItemId = newInventoryId;
+                coat.UpdatedAt = DateTime.UtcNow;
+                await _unitOfWork.QuoteItemCoats.UpdateAsync(coat);
+            }
+        }
+
+        await _unitOfWork.SaveChangesAsync();
+    }
 }

src/PowderCoating.Application/Services/ShopCapabilityCalculator.cs

@@ -5,145 +5,165 @@ namespace PowderCoating.Application.Services;
 
 /// <summary>
 /// Derives sqft/hr throughput rates from a shop's equipment configuration.
-/// Used in two places: the AI photo quote prompt (so Claude reasons from real shop
+/// Used by the AI photo quote prompt (so Claude reasons from real shop speeds)
-/// speeds) and the calculated-item wizard (to show a suggested blast time hint).
+/// and the Company Settings live preview (so the UI always shows the same rate
+/// the AI will use — single formula path, no client-side duplication).
 ///
-/// Formula:
+/// Both pressure pots and siphon cabinets are nozzle-primary: nozzle size
-///   BlastRate = BaseByCfm(cfm) × NozzleMultiplier × SetupMultiplier × SubstrateMultiplier
+/// determines throughput and CFM draw. CFM is not used in the rate formula.
 ///
-/// Base rates by CFM represent a pressure pot at #5 nozzle removing paint.
+/// Sources:
-/// All multipliers are relative to that baseline.
+///   Pressure pot rates — averaged from two industry standard abrasive blast
+///   cleaning reference tables.
+///   Siphon cabinet rates — industry reference table for siphon-fed cabinets.
+///   Substrate multipliers — relative removal difficulty vs. paint baseline.
 /// </summary>
 public static class ShopCapabilityCalculator
 {
-    // ── Blast rate derivation ─────────────────────────────────────────────────
+    // ── Public entry points ────────────────────────────────────────────────────
 
     /// <summary>
-    /// Returns the effective blast rate in sqft/hr.
+    /// Returns the effective blast rate in sqft/hr for company-level operating costs.
-    /// If <see cref="CompanyOperatingCosts.BlastRateSqFtPerHourOverride"/> is set, returns it directly.
+    /// BlastRateSqFtPerHourOverride bypasses the formula when set.
-    /// Otherwise derives from CFM, nozzle, setup type, and substrate.
-    /// Returns 0 when CFM is not configured (shop hasn't calibrated yet).
     /// </summary>
     public static decimal GetBlastRateSqFtPerHour(CompanyOperatingCosts costs)
     {
         if (costs.BlastRateSqFtPerHourOverride.HasValue && costs.BlastRateSqFtPerHourOverride.Value > 0)
             return costs.BlastRateSqFtPerHourOverride.Value;
 
-        if (costs.CompressorCfm <= 0)
+        return CalculateBlastRate(costs.BlastNozzleSize, costs.BlastSetupType, costs.PrimaryBlastSubstrate);
-            return 0m;
-
-        var baseRate   = BaseByCfm(costs.CompressorCfm);
-        var nozzle     = NozzleMultiplier(costs.BlastNozzleSize);
-        var setup      = SetupMultiplier(costs.BlastSetupType);
-        var substrate  = SubstrateMultiplier(costs.PrimaryBlastSubstrate);
-
-        return Math.Round(baseRate * nozzle * setup * substrate, 1);
     }
 
     /// <summary>
-    /// Returns the effective blast rate in sqft/hr for a named <see cref="CompanyBlastSetup"/>.
+    /// Returns the effective blast rate in sqft/hr for a named blast setup.
-    /// Identical logic to the <see cref="CompanyOperatingCosts"/> overload — uses override if set,
+    /// BlastRateSqFtPerHourOverride bypasses the formula when set.
-    /// otherwise derives from the setup's equipment specs.
     /// </summary>
     public static decimal GetBlastRateSqFtPerHour(CompanyBlastSetup setup)
     {
         if (setup.BlastRateSqFtPerHourOverride.HasValue && setup.BlastRateSqFtPerHourOverride.Value > 0)
             return setup.BlastRateSqFtPerHourOverride.Value;
 
-        if (setup.CompressorCfm <= 0)
+        return CalculateBlastRate(setup.BlastNozzleSize, setup.SetupType, setup.PrimarySubstrate);
-            return 0m;
-
-        var baseRate  = BaseByCfm(setup.CompressorCfm);
-        var nozzle    = NozzleMultiplier(setup.BlastNozzleSize);
-        var setupMult = SetupMultiplier(setup.SetupType);
-        var substrate = SubstrateMultiplier(setup.PrimarySubstrate);
-
-        return Math.Round(baseRate * nozzle * setupMult * substrate, 1);
     }
 
     /// <summary>
     /// Returns the effective coating application rate in sqft/hr.
-    /// If override is set, returns it directly.
+    /// Override bypasses the formula when set.
-    /// Otherwise derives a sensible default from gun type.
     /// </summary>
     public static decimal GetCoatingRateSqFtPerHour(CompanyOperatingCosts costs)
     {
         if (costs.CoatingRateSqFtPerHourOverride.HasValue && costs.CoatingRateSqFtPerHourOverride.Value > 0)
             return costs.CoatingRateSqFtPerHourOverride.Value;
 
-        // Corona and tribo guns are roughly similar on flat parts; tribo edges out on complex geometry.
-        // Without more equipment data (voltage, gun model) we use a single reasonable default.
         return costs.CoatingGunType switch
         {
             CoatingGunType.Corona => 40m,
-            CoatingGunType.Tribo  => 35m, // slower on flat but better on complex; conservative default
+            CoatingGunType.Tribo  => 35m,
             CoatingGunType.Both   => 40m,
             _ => 40m
         };
     }
 
     /// <summary>
-    /// Returns default equipment field values for a given capability tier.
+    /// Returns default equipment field values for a given capability tier, applied
-    /// Applied during Setup Wizard tier selection so the shop gets reasonable
+    /// during Setup Wizard tier selection so new shops get reasonable starting values.
-    /// starting values even if they never visit the Quoting Calibration tab.
+    /// CFM defaults reflect typical compressor sizes for each tier; they appear in the
+    /// UI for reference but are not used in the rate formula.
     /// </summary>
     public static (BlastSetupType SetupType, decimal Cfm, int NozzleSize, BlastSubstrateType Substrate)
         TierDefaults(ShopCapabilityTier tier) => tier switch
     {
-        ShopCapabilityTier.Garage => (BlastSetupType.SiphonCabinet, 7m,   4, BlastSubstrateType.Mixed),
+        ShopCapabilityTier.Garage => (BlastSetupType.SiphonCabinet, 7m,   3, BlastSubstrateType.Mixed),
-        ShopCapabilityTier.Small  => (BlastSetupType.PressurePot,   40m,  5, BlastSubstrateType.Mixed),
+        ShopCapabilityTier.Small  => (BlastSetupType.PressurePot,   49m,  3, BlastSubstrateType.Mixed),
-        ShopCapabilityTier.Medium => (BlastSetupType.PressurePot,   80m,  5, BlastSubstrateType.Mixed),
+        ShopCapabilityTier.Medium => (BlastSetupType.PressurePot,   90m,  4, BlastSubstrateType.Mixed),
-        ShopCapabilityTier.Large  => (BlastSetupType.PressurePot,   150m, 6, BlastSubstrateType.Mixed),
+        ShopCapabilityTier.Large  => (BlastSetupType.PressurePot,   150m, 5, BlastSubstrateType.Mixed),
-        _ => (BlastSetupType.SiphonCabinet, 7m, 4, BlastSubstrateType.Mixed)
+        _ => (BlastSetupType.SiphonCabinet, 7m, 3, BlastSubstrateType.Mixed)
     };
 
-    // ── Private helpers ───────────────────────────────────────────────────────
+    // ── Core formula (single path for all callers) ─────────────────────────────
 
     /// <summary>
-    /// Base sqft/hr at a pressure pot, #5 nozzle, removing paint.
+    /// Nozzle-primary blast rate calculation. Nozzle size determines throughput;
-    /// Calibrated so that real-world examples produce expected results:
+    /// setup type routes to the appropriate reference table; substrate adjusts for
-    ///   - 7 CFM siphon cabinet → ~2 sqft/hr  (garage coater, 3+ hrs/wheel)
+    /// removal difficulty. CFM is not used — it is a consequence of nozzle choice,
-    ///   - 40 CFM pressure pot  → ~15 sqft/hr (small shop, ~30 min/wheel)
+    /// not an independent variable in throughput.
-    ///   - 80 CFM pressure pot  → ~25 sqft/hr (medium shop)
-    ///   - 150 CFM pressure pot → ~40 sqft/hr (large shop, ~10 min/wheel)
     /// </summary>
-    private static decimal BaseByCfm(decimal cfm) => cfm switch
+    private static decimal CalculateBlastRate(int nozzle, BlastSetupType setupType, BlastSubstrateType substrate)
     {
-        < 10  =>  5m,
+        var baseRate = setupType switch
-        < 20  =>  9m,
+        {
-        < 40  => 15m,
+            BlastSetupType.PressurePot   => PressurePotRateByNozzle(nozzle),
-        < 80  => 25m,
+            BlastSetupType.SiphonCabinet => SiphonCabinetRateByNozzle(nozzle),
-        < 120 => 35m,
+            // Siphon pot: open gravity feed, no enclosure penalty, ~80% of pressure pot
-        _     => 45m
+            BlastSetupType.SiphonPot     => Math.Round(PressurePotRateByNozzle(nozzle) * 0.80m, 1),
+            // Wet blasting: water-media mix reduces impact velocity, ~60% of dry pressure pot
+            BlastSetupType.WetBlasting   => Math.Round(PressurePotRateByNozzle(nozzle) * 0.60m, 1),
+            _                            => 0m
         };
 
-    private static decimal NozzleMultiplier(int nozzle) => nozzle switch
+        return Math.Round(baseRate * SubstrateMultiplier(substrate), 1);
+    }
+
+    /// <summary>
+    /// Midpoint cleaning rates for a pressure pot at adequate air supply, by nozzle size.
+    /// Averaged from two industry-standard abrasive blast cleaning reference tables.
+    ///   #1 (1/16"): 20-35 sqft/hr avg  →  20
+    ///   #2 (1/8"):  40-60 sqft/hr avg  →  40
+    ///   #3 (3/16"): 60-85 sqft/hr avg  →  75
+    ///   #4 (1/4"):  90-110 sqft/hr avg → 115
+    ///   #5 (5/16"): 130-160 sqft/hr avg → 175
+    ///   #6 (3/8"):  180-230 sqft/hr avg → 245
+    ///   #7 (7/16"): 240-300 sqft/hr avg → 325
+    ///   #8 (1/2"):  320-400 sqft/hr avg → 430
+    /// </summary>
+    private static decimal PressurePotRateByNozzle(int nozzle) => nozzle switch
     {
-        2 => 0.35m,
+        1 =>  20m,
-        3 => 0.55m,
+        2 =>  40m,
-        4 => 0.75m,
+        3 =>  75m,
-        5 => 1.00m,
+        4 => 115m,
-        6 => 1.30m,
+        5 => 175m,
-        7 => 1.65m,
+        6 => 245m,
-        8 => 2.00m,
+        7 => 325m,
-        _ => 1.00m
+        8 => 430m,
+        _ => 100m
     };
 
-    private static decimal SetupMultiplier(BlastSetupType setup) => setup switch
+    /// <summary>
+    /// Midpoint cleaning rates for siphon-fed blast cabinets, by nozzle size.
+    /// Source: industry reference table for siphon cabinet production rates.
+    ///   #1 (1/16"): 10-25 sqft/hr  →  18
+    ///   #2 (1/8"):  25-50 sqft/hr  →  38
+    ///   #3 (3/16"): 50-100 sqft/hr →  75
+    ///   #4 (1/4"):  100-150 sqft/hr → 125
+    ///   #5 (5/16"): 150-225 sqft/hr → 188
+    ///   #6 (3/8"):  225-300 sqft/hr → 263
+    ///   #7 (7/16"): 300-375 sqft/hr → 338
+    ///   #8 (1/2"):  375-450 sqft/hr → 413
+    /// </summary>
+    private static decimal SiphonCabinetRateByNozzle(int nozzle) => nozzle switch
     {
-        BlastSetupType.SiphonCabinet => 0.50m, // enclosed, low pressure, repositioning time
+        1 =>  18m,
-        BlastSetupType.SiphonPot     => 0.70m,
+        2 =>  38m,
-        BlastSetupType.PressurePot   => 1.00m, // baseline
+        3 =>  75m,
-        BlastSetupType.WetBlasting   => 0.60m,
+        4 => 125m,
-        _ => 1.00m
+        5 => 188m,
+        6 => 263m,
+        7 => 338m,
+        8 => 413m,
+        _ =>  80m
     };
 
+    /// <summary>
+    /// Adjustment for substrate removal difficulty relative to paint (baseline = 1.0).
+    /// Powder coat strips faster than paint; rust and scale requires multiple passes.
+    /// </summary>
     private static decimal SubstrateMultiplier(BlastSubstrateType substrate) => substrate switch
     {
-        BlastSubstrateType.PowderCoat   => 1.25m, // faster to remove than paint
+        BlastSubstrateType.PowderCoat   => 1.25m,
-        BlastSubstrateType.Paint        => 1.00m, // baseline
+        BlastSubstrateType.Paint        => 1.00m,
         BlastSubstrateType.Mixed        => 0.90m,
-        BlastSubstrateType.RustAndScale => 0.70m, // requires more passes
+        BlastSubstrateType.RustAndScale => 0.70m,
         _ => 0.90m
     };
 }

src/PowderCoating.Core/Entities/ApplicationUser.cs

@@ -73,6 +73,9 @@ public class ApplicationUser : IdentityUser
     // Passkey enrollment prompt
     public bool PasskeyPromptDismissed { get; set; } = false;
 
+    /// <summary>BCrypt hash of the employee's 4-digit kiosk PIN. Null means kiosk timeclock is disabled for this user.</summary>
+    public string? KioskPin { get; set; }
+
     // Ban
     public bool IsBanned { get; set; } = false;
     public DateTime? BannedAt { get; set; }

src/PowderCoating.Core/Entities/Company.cs

@@ -133,6 +133,15 @@ public class Company : BaseEntity
     /// </summary>
     public string? KioskActivationToken { get; set; }
 
+    /// <summary>Timeclock feature enabled for this company. When false, the nav link, dashboard, and reports are hidden.</summary>
+    public bool TimeclockEnabled { get; set; } = true;
+
+    /// <summary>When true, employees can clock in/out multiple times per day (lunch breaks, etc.). When false, only one in/out pair is allowed per day.</summary>
+    public bool TimeclockAllowMultiplePunchesPerDay { get; set; } = true;
+
+    /// <summary>If set, any open clock entry older than this many hours is automatically closed on the next clock-in. Null = no auto clock-out.</summary>
+    public int? TimeclockAutoClockOutHours { get; set; }
+
     // Navigation Properties
     public virtual ICollection<ApplicationUser> Users { get; set; } = new List<ApplicationUser>();
     public virtual ICollection<Customer> Customers { get; set; } = new List<Customer>();

src/PowderCoating.Core/Entities/CustomItemTemplate.cs

@@ -0,0 +1,53 @@
+namespace PowderCoating.Core.Entities;
+
+/// <summary>
+/// A per-company reusable pricing formula template. Users define named input fields and an
+/// NCalc expression that produces either a fixed dollar amount (FixedRate) or a surface area
+/// in square feet (SurfaceAreaSqFt) that feeds the standard coatings pricing path.
+/// </summary>
+public class CustomItemTemplate : BaseEntity
+{
+    public string Name { get; set; } = string.Empty;
+    public string? Description { get; set; }
+
+    /// <summary>"FixedRate" or "SurfaceAreaSqFt" — controls which pricing path is used after evaluation.</summary>
+    public string OutputMode { get; set; } = "FixedRate";
+
+    /// <summary>JSON array of field definitions: [{name, label, unit, defaultValue}]</summary>
+    public string FieldsJson { get; set; } = "[]";
+
+    /// <summary>NCalc expression using field name slugs and the reserved variable 'rate'.</summary>
+    public string Formula { get; set; } = string.Empty;
+
+    /// <summary>Default rate value populated into the quote wizard; user can override per quote.</summary>
+    public decimal? DefaultRate { get; set; }
+
+    /// <summary>Display label for the rate field, e.g. "$/sq in" or "$/lb".</summary>
+    public string? RateLabel { get; set; }
+
+    public string? Notes { get; set; }
+    public int DisplayOrder { get; set; }
+    public bool IsActive { get; set; } = true;
+
+    /// <summary>
+    /// Optional reference diagram (shop drawing, sketch) stored in blob storage.
+    /// Shown in the template editor and quote wizard so users know which measurements to take.
+    /// Path format: {companyId}/{templateId}/diagram.{ext}
+    /// </summary>
+    public string? DiagramImagePath { get; set; }
+
+    // ── Community library tracking ─────────────────────────────────────────
+
+    /// <summary>
+    /// Set when this template was imported from the community library.
+    /// Null for originally created templates.
+    /// </summary>
+    public int? SourceFormulaLibraryItemId { get; set; }
+    public virtual FormulaLibraryItem? SourceFormulaLibraryItem { get; set; }
+
+    /// <summary>
+    /// True once the user edits an imported template. Only modified imports (and original
+    /// creations) are eligible to be shared back to the community library.
+    /// </summary>
+    public bool IsModifiedFromSource { get; set; }
+}

src/PowderCoating.Core/Entities/EmployeeClockEntry.cs

@@ -0,0 +1,32 @@
+using PowderCoating.Core.Enums;
+
+namespace PowderCoating.Core.Entities;
+
+/// <summary>
+/// Facility-level clock-in/clock-out record for an employee.
+/// Tracks when an employee arrives and leaves the facility — separate from JobTimeEntry which tracks
+/// hours against a specific job. Multiple entries per day are fully supported (lunch breaks, etc.).
+/// The only enforced constraint: a user may not have more than one open entry (ClockOutTime == null) at a time.
+/// </summary>
+public class EmployeeClockEntry : BaseEntity
+{
+    public string UserId { get; set; } = string.Empty;
+
+    public DateTime ClockInTime { get; set; }
+
+    /// <summary>Null means the employee is currently clocked in.</summary>
+    public DateTime? ClockOutTime { get; set; }
+
+    /// <summary>Stored at clock-out time: (ClockOutTime - ClockInTime) in hours, rounded to 2 decimal places.</summary>
+    public decimal? HoursWorked { get; set; }
+
+    /// <summary>
+    /// Whether this segment is regular work time, a break, or a lunch period.
+    /// Only <see cref="ClockEntryType.Work"/> entries count toward paid-hours totals.
+    /// </summary>
+    public ClockEntryType EntryType { get; set; } = ClockEntryType.Work;
+
+    public string? Notes { get; set; }
+
+    public virtual ApplicationUser User { get; set; } = null!;
+}

src/PowderCoating.Core/Entities/Equipment.cs

@@ -19,7 +19,7 @@ public class Equipment : BaseEntity
     public string? Location { get; set; }
     
     // Maintenance Information
-    public int RecommendedMaintenanceIntervalDays { get; set; }
+    public int? RecommendedMaintenanceIntervalDays { get; set; }
     public DateTime? LastMaintenanceDate { get; set; }
     public DateTime? NextScheduledMaintenance { get; set; }
     

src/PowderCoating.Core/Entities/FormulaLibraryImport.cs

@@ -0,0 +1,19 @@
+namespace PowderCoating.Core.Entities;
+
+/// <summary>
+/// Records that a company imported a specific FormulaLibraryItem into their local template library.
+/// Tenant-scoped via BaseEntity.CompanyId. One row per (company, library item) — re-importing the
+/// same item overwrites the existing row rather than creating a duplicate.
+/// </summary>
+public class FormulaLibraryImport : BaseEntity
+{
+    public int FormulaLibraryItemId { get; set; }
+    public virtual FormulaLibraryItem FormulaLibraryItem { get; set; } = null!;
+
+    public string ImportedByUserId { get; set; } = string.Empty;
+    public DateTime ImportedAt { get; set; } = DateTime.UtcNow;
+
+    /// <summary>The CustomItemTemplate row created in this company's local library on import.</summary>
+    public int ResultingCustomItemTemplateId { get; set; }
+    public virtual CustomItemTemplate ResultingCustomItemTemplate { get; set; } = null!;
+}

src/PowderCoating.Core/Entities/FormulaLibraryItem.cs

@@ -0,0 +1,70 @@
+namespace PowderCoating.Core.Entities;
+
+/// <summary>
+/// Platform-level community library entry for a shared custom formula template.
+/// Not tenant-scoped — no BaseEntity, no CompanyId, no soft delete.
+/// Shared voluntarily by the originating company; imported as independent copies by others.
+/// </summary>
+public class FormulaLibraryItem
+{
+    public int Id { get; set; }
+
+    // ── Formula content (copied from CustomItemTemplate at share time) ─────
+
+    public string Name { get; set; } = string.Empty;
+    public string? Description { get; set; }
+
+    /// <summary>"FixedRate" or "SurfaceAreaSqFt" — mirrors CustomItemTemplate.OutputMode.</summary>
+    public string OutputMode { get; set; } = "FixedRate";
+
+    /// <summary>JSON array of field definitions: [{name, label, unit, defaultValue}]</summary>
+    public string FieldsJson { get; set; } = "[]";
+
+    /// <summary>NCalc expression using field name slugs and the reserved variable 'rate'.</summary>
+    public string Formula { get; set; } = string.Empty;
+
+    public decimal? DefaultRate { get; set; }
+    public string? RateLabel { get; set; }
+    public string? Notes { get; set; }
+
+    /// <summary>
+    /// Blob path referencing the source template's diagram image.
+    /// Nulled out (here and on all imports) if the source template's diagram is removed.
+    /// </summary>
+    public string? DiagramImagePath { get; set; }
+
+    // ── Attribution ────────────────────────────────────────────────────────
+
+    /// <summary>Comma-separated community tags, e.g. "HVAC,Sheet Metal".</summary>
+    public string? Tags { get; set; }
+
+    /// <summary>Optional industry hint shown on the browse card, e.g. "HVAC", "Automotive".</summary>
+    public string? IndustryHint { get; set; }
+
+    /// <summary>Id of the CustomItemTemplate this was shared from.</summary>
+    public int SourceCustomItemTemplateId { get; set; }
+
+    public int SourceCompanyId { get; set; }
+
+    /// <summary>Denormalized company name so it renders without a join when the company is gone.</summary>
+    public string SourceCompanyName { get; set; } = string.Empty;
+
+    /// <summary>
+    /// When non-null, this entry was derived from an imported formula that was subsequently
+    /// modified. Points to the original library entry. Shown as "Inspired by..." on the browse card.
+    /// </summary>
+    public int? InspiredByFormulaLibraryItemId { get; set; }
+    public virtual FormulaLibraryItem? InspiredBy { get; set; }
+
+    public string SharedByUserId { get; set; } = string.Empty;
+    public DateTime SharedAt { get; set; } = DateTime.UtcNow;
+
+    /// <summary>False when the creator has removed it from the community library.</summary>
+    public bool IsPublished { get; set; } = true;
+
+    /// <summary>Running count of how many companies have imported this entry.</summary>
+    public int ImportCount { get; set; }
+
+    public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
+    public DateTime? UpdatedAt { get; set; }
+}

src/PowderCoating.Core/Entities/FormulaLibraryRating.cs

@@ -0,0 +1,24 @@
+namespace PowderCoating.Core.Entities;
+
+/// <summary>
+/// One thumbs-up or thumbs-down vote per company per library formula.
+/// Platform-level — no BaseEntity, no soft delete, no CompanyId tenant filter.
+/// Unique constraint enforced at the DB level: (FormulaLibraryItemId, CompanyId).
+/// </summary>
+public class FormulaLibraryRating
+{
+    public int Id { get; set; }
+
+    public int FormulaLibraryItemId { get; set; }
+
+    /// <summary>The company casting the vote.</summary>
+    public int CompanyId { get; set; }
+
+    /// <summary>True = thumbs up, false = thumbs down.</summary>
+    public bool IsPositive { get; set; }
+
+    public DateTime RatedAt { get; set; } = DateTime.UtcNow;
+
+    // Navigation
+    public virtual FormulaLibraryItem FormulaLibraryItem { get; set; } = null!;
+}

src/PowderCoating.Core/Entities/InventoryCategoryLookup.cs

@@ -12,4 +12,5 @@ public class InventoryCategoryLookup : BaseEntity
 
     // Relationships
     public virtual ICollection<InventoryItem> InventoryItems { get; set; } = new List<InventoryItem>();
+    public virtual ICollection<Vendor> Vendors { get; set; } = new List<Vendor>();
 }

src/PowderCoating.Core/Entities/Invoice.cs

@@ -48,6 +48,7 @@ public class Invoice : BaseEntity
     public string? InternalNotes { get; set; }
     public string? Terms { get; set; }
     public string? CustomerPO { get; set; }
+    public string? ProjectName { get; set; }
 
     /// <summary>
     /// Early payment discount percentage (e.g., 2 means 2% discount).

src/PowderCoating.Core/Entities/Job.cs

@@ -47,6 +47,7 @@ public class Job : BaseEntity
 
     // Additional Information
     public string? CustomerPO { get; set; }
+    public string? ProjectName { get; set; }
     public string? SpecialInstructions { get; set; }
     public string? InternalNotes { get; set; }  // Internal notes from quote
     public string? Tags { get; set; }

src/PowderCoating.Core/Entities/JobItem.cs

@@ -52,6 +52,14 @@ public class JobItem : BaseEntity
     public int? AiPredictionId { get; set; }
     public virtual AiItemPrediction? AiPrediction { get; set; }
 
+    // Custom formula item — see IsCustomFormulaItem routing in PricingCalculationService
+    public bool IsCustomFormulaItem { get; set; }
+    public int? CustomItemTemplateId { get; set; }
+    public virtual CustomItemTemplate? CustomItemTemplate { get; set; }
+
+    /// <summary>Snapshot of field name/value pairs used in the formula, stored as JSON for display on details views.</summary>
+    public string? FormulaFieldValuesJson { get; set; }
+
     // Relationships
     public virtual Job Job { get; set; } = null!;
     public virtual CatalogItem? CatalogItem { get; set; }

src/PowderCoating.Core/Entities/Quote.cs

@@ -88,6 +88,7 @@ public class Quote : BaseEntity
     public string? Terms { get; set; }
     public string? Notes { get; set; }
     public string? CustomerPO { get; set; }
+    public string? ProjectName { get; set; }
     public string? Tags { get; set; }
 
     // Conversion tracking

src/PowderCoating.Core/Entities/QuoteItem.cs

@@ -56,6 +56,14 @@ public class QuoteItem : BaseEntity
     public int? AiPredictionId { get; set; }
     public virtual AiItemPrediction? AiPrediction { get; set; }
 
+    // Custom formula item — see IsCustomFormulaItem routing in PricingCalculationService
+    public bool IsCustomFormulaItem { get; set; }
+    public int? CustomItemTemplateId { get; set; }
+    public virtual CustomItemTemplate? CustomItemTemplate { get; set; }
+
+    /// <summary>Snapshot of field name/value pairs used in the formula, stored as JSON for display on details views.</summary>
+    public string? FormulaFieldValuesJson { get; set; }
+
     // Relationships
     public virtual Quote Quote { get; set; } = null!;
     public virtual CatalogItem? CatalogItem { get; set; }

src/PowderCoating.Core/Entities/QuoteItemCoat.cs

@@ -15,6 +15,13 @@ public class QuoteItemCoat : BaseEntity
 
     // Powder selection (same pattern as current QuoteItem)
     public int? InventoryItemId { get; set; }  // In-stock powder
+    /// <summary>
+    /// Platform powder catalog item that this coat was sourced from.
+    /// Persisted so that at quote-approval time the system can create exactly one
+    /// IsIncoming InventoryItem per unique catalog powder (deduplication), rather
+    /// than creating during quote-save when the job may never be approved.
+    /// </summary>
+    public int? PowderCatalogItemId { get; set; }
     public string? ColorName { get; set; }      // Color name
     public int? VendorId { get; set; }          // Vendor for custom powder
     public string? ColorCode { get; set; }      // RAL code, etc.

src/PowderCoating.Core/Entities/ReworkRecord.cs

@@ -31,6 +31,9 @@ public class ReworkRecord : BaseEntity
     public bool IsBillableToCustomer { get; set; }
     public string? BillingNotes { get; set; }
 
+    // Pricing attribution for the linked rework job (null on pre-existing records)
+    public ReworkPricingType? ReworkPricingType { get; set; }
+
     // ── Resolution ────────────────────────────────────────────────────────────
     public ReworkStatus Status { get; set; } = ReworkStatus.Open;
     public ReworkResolution? Resolution { get; set; }

src/PowderCoating.Core/Entities/SubscriptionPlanConfig.cs

@@ -52,6 +52,9 @@ public class SubscriptionPlanConfig : BaseEntity
     /// <summary>When true, companies on this plan can send SMS notifications to customers (subject to platform kill-switch and per-company opt-in).</summary>
     public bool AllowSms { get; set; } = false;
 
+    /// <summary>When true, companies on this plan can create and use Custom Formula Item Templates in quotes and jobs.</summary>
+    public bool AllowCustomFormulas { get; set; } = false;
+
     public bool IsActive { get; set; } = true;
     public int SortOrder { get; set; }
 }

src/PowderCoating.Core/Entities/SupportingEntities.cs

@@ -45,6 +45,7 @@ public class Vendor : BaseEntity
     public virtual ICollection<BillPayment> BillPayments { get; set; } = new List<BillPayment>();
     public virtual ICollection<Expense> Expenses { get; set; } = new List<Expense>();
     public virtual Account? DefaultExpenseAccount { get; set; }
+    public virtual ICollection<InventoryCategoryLookup> Categories { get; set; } = new List<InventoryCategoryLookup>();
 }
 
 public class InventoryTransaction : BaseEntity

src/PowderCoating.Core/Entities/TimeclockKioskDevice.cs

@@ -0,0 +1,22 @@
+namespace PowderCoating.Core.Entities;
+
+/// <summary>
+/// Represents an activated shop-floor kiosk tablet for the timeclock.
+/// One row per device; multiple rows per company are supported so shops can have
+/// tablets at multiple entry points. The <see cref="Token"/> is stored in a
+/// device-specific cookie and validated on every kiosk request.
+/// </summary>
+public class TimeclockKioskDevice : BaseEntity
+{
+    /// <summary>Human-readable label for this device (e.g. "Front Entrance Tablet").</summary>
+    public string? DeviceName { get; set; }
+
+    /// <summary>Cryptographically random token written to the device cookie on activation. Revoke by deleting this row.</summary>
+    public string Token { get; set; } = string.Empty;
+
+    /// <summary>UTC timestamp when a manager activated this device.</summary>
+    public DateTime ActivatedAt { get; set; }
+
+    /// <summary>UTC timestamp of the most recent kiosk request from this device; null if never used after activation.</summary>
+    public DateTime? LastSeenAt { get; set; }
+}

src/PowderCoating.Core/Enums/Enums.cs

@@ -144,6 +144,14 @@ public enum ReworkResolution
     NoActionRequired = 4
 }
 
+/// <summary>Who bears the cost of the rework job, recorded at the time the rework is logged.</summary>
+public enum ReworkPricingType
+{
+    ShopFault = 0,        // Redo is on the shop — rework job items priced at $0
+    CustomerReduced = 1,  // Customer caused it; we're helping — prices copied, user edits
+    CustomerFull = 2      // Customer caused it; full original pricing applies
+}
+
 public enum BugReportStatus
 {
     New = 0,

src/PowderCoating.Core/Enums/TimeclockEnums.cs

@@ -0,0 +1,17 @@
+namespace PowderCoating.Core.Enums;
+
+/// <summary>
+/// Labels what kind of time a <see cref="PowderCoating.Core.Entities.EmployeeClockEntry"/> represents.
+/// Only <see cref="Work"/> segments count toward paid-hours totals; Break and Lunch are informational.
+/// </summary>
+public enum ClockEntryType
+{
+    /// <summary>Normal productive work time (default).</summary>
+    Work = 0,
+
+    /// <summary>Short rest/break period — unpaid, excluded from hour totals.</summary>
+    Break = 1,
+
+    /// <summary>Meal/lunch period — unpaid, excluded from hour totals.</summary>
+    Lunch = 2
+}

src/PowderCoating.Core/Interfaces/IUnitOfWork.cs

@@ -155,6 +155,18 @@ IRepository<ReworkRecord> ReworkRecords { get; }
     // Customer Intake Kiosk
     IRepository<KioskSession> KioskSessions { get; }
 
+    // Custom Formula Templates
+    IRepository<CustomItemTemplate> CustomItemTemplates { get; }
+
+    // Formula Community Library
+    IPlainRepository<FormulaLibraryItem> FormulaLibrary { get; }
+    IRepository<FormulaLibraryImport> FormulaLibraryImports { get; }
+    IPlainRepository<FormulaLibraryRating> FormulaLibraryRatings { get; }
+
+    // Employee Timeclock
+    IRepository<EmployeeClockEntry> EmployeeClockEntries { get; }
+    IRepository<TimeclockKioskDevice> TimeclockKioskDevices { get; }
+
     Task<int> SaveChangesAsync();
     Task<int> CompleteAsync(); // Alias for SaveChangesAsync
 

src/PowderCoating.Core/Interfaces/Repositories/IJobRepository.cs

@@ -92,4 +92,10 @@ public interface IJobRepository : IRepository<Job>
     /// were never completed and rolled past their scheduled day.
     /// </summary>
     Task<List<Job>> GetOverdueScheduledJobsAsync();
+
+    /// <summary>
+    /// Returns the count of rework jobs linked to <paramref name="originalJobId"/>
+    /// (including soft-deleted) so the next rework suffix (R1, R2, …) can be determined.
+    /// </summary>
+    Task<int> GetReworkJobCountAsync(int originalJobId);
 }

src/PowderCoating.Infrastructure/Data/ApplicationDbContext.cs

@@ -289,6 +289,15 @@ public class ApplicationDbContext : IdentityDbContext<ApplicationUser>, IDataPro
     /// </summary>
     public DbSet<PowderCatalogItem> PowderCatalogItems { get; set; }
 
+    /// <summary>Community library of shared formula templates. Platform-level, no tenant filter.</summary>
+    public DbSet<FormulaLibraryItem> FormulaLibraryItems { get; set; }
+
+    /// <summary>Per-company record of which community library formulas a company has imported.</summary>
+    public DbSet<FormulaLibraryImport> FormulaLibraryImports { get; set; }
+
+    /// <summary>Per-company thumbs-up / thumbs-down vote on community library formulas.</summary>
+    public DbSet<FormulaLibraryRating> FormulaLibraryRatings { get; set; }
+
     /// <summary>User-submitted bug reports; tenant-filtered with soft delete.</summary>
     public DbSet<BugReport> BugReports { get; set; }
     /// <summary>File attachments for bug reports; soft-delete only (no tenant filter — access controlled via parent BugReport).</summary>
@@ -374,6 +383,17 @@ public class ApplicationDbContext : IdentityDbContext<ApplicationUser>, IDataPro
     /// <summary>Customer self-service intake sessions (walk-in tablet or remote email link); tenant-filtered with soft delete.</summary>
     public DbSet<KioskSession> KioskSessions { get; set; }
 
+    // Custom Formula Templates
+    /// <summary>Per-company reusable NCalc pricing formula templates; tenant-filtered with soft delete.</summary>
+    public DbSet<CustomItemTemplate> CustomItemTemplates { get; set; }
+
+    // Employee Timeclock
+    /// <summary>Facility-level clock-in/clock-out entries per employee; tenant-filtered with soft delete. Multiple entries per day are supported (lunch breaks, etc.).</summary>
+    public DbSet<EmployeeClockEntry> EmployeeClockEntries { get; set; }
+
+    /// <summary>One row per activated kiosk tablet per company. Token stored in device cookie; delete row to revoke a device.</summary>
+    public DbSet<TimeclockKioskDevice> TimeclockKioskDevices { get; set; }
+
     /// <summary>
     /// Platform-wide audit log capturing who changed what and when, across all tenants.
     /// No global query filter — SuperAdmin controllers query this directly.
@@ -767,6 +787,32 @@ modelBuilder.Entity<ReworkRecord>().HasQueryFilter(e =>
             .HasForeignKey(k => k.LinkedJobId)
             .OnDelete(DeleteBehavior.SetNull);
 
+        // Custom Formula Templates — tenant-filtered + soft delete
+        modelBuilder.Entity<CustomItemTemplate>().HasQueryFilter(e =>
+            !e.IsDeleted && (IsPlatformAdmin || e.CompanyId == CurrentCompanyId));
+
+        // Employee Timeclock — tenant-filtered + soft delete
+        modelBuilder.Entity<EmployeeClockEntry>().HasQueryFilter(e =>
+            !e.IsDeleted && (IsPlatformAdmin || e.CompanyId == CurrentCompanyId));
+        // FK to ApplicationUser: Restrict delete so removing a user doesn't erase attendance history.
+        // Use DeleteBehavior.Restrict rather than NoAction to surface a cleaner error in EF.
+        modelBuilder.Entity<EmployeeClockEntry>()
+            .HasOne(c => c.User)
+            .WithMany()
+            .HasForeignKey(c => c.UserId)
+            .OnDelete(DeleteBehavior.Restrict);
+        // Composite index for "who's clocked in today" and date-range attendance reports
+        modelBuilder.Entity<EmployeeClockEntry>()
+            .HasIndex(c => new { c.CompanyId, c.ClockInTime });
+
+        // Timeclock kiosk devices — one row per activated tablet per company
+        modelBuilder.Entity<TimeclockKioskDevice>().HasQueryFilter(d =>
+            !d.IsDeleted && (IsPlatformAdmin || d.CompanyId == CurrentCompanyId));
+        modelBuilder.Entity<TimeclockKioskDevice>()
+            .HasIndex(d => d.Token).IsUnique();
+        modelBuilder.Entity<TimeclockKioskDevice>()
+            .HasIndex(d => d.CompanyId);
+
         // Account self-referencing hierarchy
         modelBuilder.Entity<Account>()
             .HasOne(a => a.ParentAccount)
@@ -809,6 +855,15 @@ modelBuilder.Entity<ReworkRecord>().HasQueryFilter(e =>
             .HasForeignKey(s => s.DefaultExpenseAccountId)
             .OnDelete(DeleteBehavior.SetNull);
 
+        // Vendor ↔ InventoryCategoryLookup (many-to-many supply categories)
+        modelBuilder.Entity<Vendor>()
+            .HasMany(v => v.Categories)
+            .WithMany(c => c.Vendors)
+            .UsingEntity<Dictionary<string, object>>(
+                "VendorInventoryCategories",
+                j => j.HasOne<InventoryCategoryLookup>().WithMany().HasForeignKey("InventoryCategoryLookupId"),
+                j => j.HasOne<Vendor>().WithMany().HasForeignKey("VendorId"));
+
         // Bill → APAccount (no cascade to avoid cycles)
         modelBuilder.Entity<Bill>()
             .HasOne(b => b.APAccount)
@@ -2028,6 +2083,61 @@ modelBuilder.Entity<Job>()
             .HasIndex(c => new { c.CompanyId, c.MemoNumber })
             .IsUnique()
             .HasDatabaseName("IX_CreditMemos_CompanyId_MemoNumber");
+
+        // FormulaLibraryItem — platform-level, no tenant filter, no soft delete
+        // Self-referential "Inspired by" FK uses NoAction; cascade nullification handled in service.
+        modelBuilder.Entity<FormulaLibraryItem>()
+            .HasOne(f => f.InspiredBy)
+            .WithMany()
+            .HasForeignKey(f => f.InspiredByFormulaLibraryItemId)
+            .IsRequired(false)
+            .OnDelete(DeleteBehavior.NoAction);
+
+        modelBuilder.Entity<FormulaLibraryItem>()
+            .HasIndex(f => f.SourceCompanyId)
+            .HasDatabaseName("IX_FormulaLibraryItems_SourceCompanyId");
+
+        modelBuilder.Entity<FormulaLibraryItem>()
+            .HasIndex(f => f.IsPublished)
+            .HasDatabaseName("IX_FormulaLibraryItems_IsPublished");
+
+        // FormulaLibraryImport — tenant-scoped; unique per (CompanyId, FormulaLibraryItemId)
+        modelBuilder.Entity<FormulaLibraryImport>()
+            .HasOne(i => i.FormulaLibraryItem)
+            .WithMany()
+            .HasForeignKey(i => i.FormulaLibraryItemId)
+            .OnDelete(DeleteBehavior.Restrict);
+
+        modelBuilder.Entity<FormulaLibraryImport>()
+            .HasOne(i => i.ResultingCustomItemTemplate)
+            .WithMany()
+            .HasForeignKey(i => i.ResultingCustomItemTemplateId)
+            .OnDelete(DeleteBehavior.Restrict);
+
+        modelBuilder.Entity<FormulaLibraryImport>()
+            .HasIndex(i => new { i.CompanyId, i.FormulaLibraryItemId })
+            .IsUnique()
+            .HasDatabaseName("IX_FormulaLibraryImports_Company_Item");
+
+        // FormulaLibraryRating — platform-level; one vote per company per formula
+        modelBuilder.Entity<FormulaLibraryRating>()
+            .HasOne(r => r.FormulaLibraryItem)
+            .WithMany()
+            .HasForeignKey(r => r.FormulaLibraryItemId)
+            .OnDelete(DeleteBehavior.Cascade);
+
+        modelBuilder.Entity<FormulaLibraryRating>()
+            .HasIndex(r => new { r.FormulaLibraryItemId, r.CompanyId })
+            .IsUnique()
+            .HasDatabaseName("IX_FormulaLibraryRatings_Item_Company");
+
+        // CustomItemTemplate → FormulaLibraryItem (nullable; only set on imported templates)
+        modelBuilder.Entity<CustomItemTemplate>()
+            .HasOne(t => t.SourceFormulaLibraryItem)
+            .WithMany()
+            .HasForeignKey(t => t.SourceFormulaLibraryItemId)
+            .IsRequired(false)
+            .OnDelete(DeleteBehavior.SetNull);
     }
 
     /// <summary>

src/PowderCoating.Infrastructure/Migrations/20260521143228_AddReworkPricingType.cs

@@ -0,0 +1,71 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddReworkPricingType : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "ReworkPricingType",
+                table: "ReworkRecords",
+                type: "int",
+                nullable: true);
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 21, 14, 32, 24, 337, DateTimeKind.Utc).AddTicks(8533));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 21, 14, 32, 24, 337, DateTimeKind.Utc).AddTicks(8542));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 21, 14, 32, 24, 337, DateTimeKind.Utc).AddTicks(8543));
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "ReworkPricingType",
+                table: "ReworkRecords");
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 19, 19, 26, 9, 226, DateTimeKind.Utc).AddTicks(5186));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 19, 19, 26, 9, 226, DateTimeKind.Utc).AddTicks(5190));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 19, 19, 26, 9, 226, DateTimeKind.Utc).AddTicks(5191));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/20260523135110_AddVendorCategories.cs

@@ -0,0 +1,93 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddVendorCategories : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "VendorInventoryCategories",
+                columns: table => new
+                {
+                    InventoryCategoryLookupId = table.Column<int>(type: "int", nullable: false),
+                    VendorId = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_VendorInventoryCategories", x => new { x.InventoryCategoryLookupId, x.VendorId });
+                    table.ForeignKey(
+                        name: "FK_VendorInventoryCategories_InventoryCategoryLookups_InventoryCategoryLookupId",
+                        column: x => x.InventoryCategoryLookupId,
+                        principalTable: "InventoryCategoryLookups",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_VendorInventoryCategories_Vendors_VendorId",
+                        column: x => x.VendorId,
+                        principalTable: "Vendors",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 23, 13, 51, 6, 293, DateTimeKind.Utc).AddTicks(4300));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 23, 13, 51, 6, 293, DateTimeKind.Utc).AddTicks(4313));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 23, 13, 51, 6, 293, DateTimeKind.Utc).AddTicks(4315));
+
+            migrationBuilder.CreateIndex(
+                name: "IX_VendorInventoryCategories_VendorId",
+                table: "VendorInventoryCategories",
+                column: "VendorId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "VendorInventoryCategories");
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 21, 14, 32, 24, 337, DateTimeKind.Utc).AddTicks(8533));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 21, 14, 32, 24, 337, DateTimeKind.Utc).AddTicks(8542));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 21, 14, 32, 24, 337, DateTimeKind.Utc).AddTicks(8543));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/20260523153055_AddCustomItemTemplates.cs

@@ -0,0 +1,197 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddCustomItemTemplates : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "CustomItemTemplateId",
+                table: "QuoteItems",
+                type: "int",
+                nullable: true);
+
+            migrationBuilder.AddColumn<string>(
+                name: "FormulaFieldValuesJson",
+                table: "QuoteItems",
+                type: "nvarchar(max)",
+                nullable: true);
+
+            migrationBuilder.AddColumn<bool>(
+                name: "IsCustomFormulaItem",
+                table: "QuoteItems",
+                type: "bit",
+                nullable: false,
+                defaultValue: false);
+
+            migrationBuilder.AddColumn<int>(
+                name: "CustomItemTemplateId",
+                table: "JobItems",
+                type: "int",
+                nullable: true);
+
+            migrationBuilder.AddColumn<string>(
+                name: "FormulaFieldValuesJson",
+                table: "JobItems",
+                type: "nvarchar(max)",
+                nullable: true);
+
+            migrationBuilder.AddColumn<bool>(
+                name: "IsCustomFormulaItem",
+                table: "JobItems",
+                type: "bit",
+                nullable: false,
+                defaultValue: false);
+
+            migrationBuilder.CreateTable(
+                name: "CustomItemTemplates",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    Name = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Description = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    OutputMode = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    FieldsJson = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Formula = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    DefaultRate = table.Column<decimal>(type: "decimal(18,2)", nullable: true),
+                    RateLabel = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    Notes = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    DisplayOrder = table.Column<int>(type: "int", nullable: false),
+                    IsActive = table.Column<bool>(type: "bit", nullable: false),
+                    DiagramImagePath = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    CompanyId = table.Column<int>(type: "int", nullable: false),
+                    CreatedAt = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    UpdatedAt = table.Column<DateTime>(type: "datetime2", nullable: true),
+                    CreatedBy = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    UpdatedBy = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    IsDeleted = table.Column<bool>(type: "bit", nullable: false),
+                    DeletedAt = table.Column<DateTime>(type: "datetime2", nullable: true),
+                    DeletedBy = table.Column<string>(type: "nvarchar(max)", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_CustomItemTemplates", x => x.Id);
+                });
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 23, 15, 30, 51, 760, DateTimeKind.Utc).AddTicks(9869));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 23, 15, 30, 51, 760, DateTimeKind.Utc).AddTicks(9876));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 23, 15, 30, 51, 760, DateTimeKind.Utc).AddTicks(9878));
+
+            migrationBuilder.CreateIndex(
+                name: "IX_QuoteItems_CustomItemTemplateId",
+                table: "QuoteItems",
+                column: "CustomItemTemplateId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_JobItems_CustomItemTemplateId",
+                table: "JobItems",
+                column: "CustomItemTemplateId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_JobItems_CustomItemTemplates_CustomItemTemplateId",
+                table: "JobItems",
+                column: "CustomItemTemplateId",
+                principalTable: "CustomItemTemplates",
+                principalColumn: "Id");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_QuoteItems_CustomItemTemplates_CustomItemTemplateId",
+                table: "QuoteItems",
+                column: "CustomItemTemplateId",
+                principalTable: "CustomItemTemplates",
+                principalColumn: "Id");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_JobItems_CustomItemTemplates_CustomItemTemplateId",
+                table: "JobItems");
+
+            migrationBuilder.DropForeignKey(
+                name: "FK_QuoteItems_CustomItemTemplates_CustomItemTemplateId",
+                table: "QuoteItems");
+
+            migrationBuilder.DropTable(
+                name: "CustomItemTemplates");
+
+            migrationBuilder.DropIndex(
+                name: "IX_QuoteItems_CustomItemTemplateId",
+                table: "QuoteItems");
+
+            migrationBuilder.DropIndex(
+                name: "IX_JobItems_CustomItemTemplateId",
+                table: "JobItems");
+
+            migrationBuilder.DropColumn(
+                name: "CustomItemTemplateId",
+                table: "QuoteItems");
+
+            migrationBuilder.DropColumn(
+                name: "FormulaFieldValuesJson",
+                table: "QuoteItems");
+
+            migrationBuilder.DropColumn(
+                name: "IsCustomFormulaItem",
+                table: "QuoteItems");
+
+            migrationBuilder.DropColumn(
+                name: "CustomItemTemplateId",
+                table: "JobItems");
+
+            migrationBuilder.DropColumn(
+                name: "FormulaFieldValuesJson",
+                table: "JobItems");
+
+            migrationBuilder.DropColumn(
+                name: "IsCustomFormulaItem",
+                table: "JobItems");
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 23, 13, 51, 6, 293, DateTimeKind.Utc).AddTicks(4300));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 23, 13, 51, 6, 293, DateTimeKind.Utc).AddTicks(4313));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 23, 13, 51, 6, 293, DateTimeKind.Utc).AddTicks(4315));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/20260524143607_MakeMaintenanceIntervalNullable.cs

@@ -0,0 +1,79 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class MakeMaintenanceIntervalNullable : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<int>(
+                name: "RecommendedMaintenanceIntervalDays",
+                table: "Equipment",
+                type: "int",
+                nullable: true,
+                oldClrType: typeof(int),
+                oldType: "int");
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 24, 14, 36, 3, 317, DateTimeKind.Utc).AddTicks(8197));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 24, 14, 36, 3, 317, DateTimeKind.Utc).AddTicks(8203));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 24, 14, 36, 3, 317, DateTimeKind.Utc).AddTicks(8204));
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<int>(
+                name: "RecommendedMaintenanceIntervalDays",
+                table: "Equipment",
+                type: "int",
+                nullable: false,
+                defaultValue: 0,
+                oldClrType: typeof(int),
+                oldType: "int",
+                oldNullable: true);
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 23, 13, 51, 6, 293, DateTimeKind.Utc).AddTicks(4300));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 23, 13, 51, 6, 293, DateTimeKind.Utc).AddTicks(4313));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 23, 13, 51, 6, 293, DateTimeKind.Utc).AddTicks(4315));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/20260525165521_AddAllowCustomFormulas.cs

@@ -0,0 +1,72 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddAllowCustomFormulas : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<bool>(
+                name: "AllowCustomFormulas",
+                table: "SubscriptionPlanConfigs",
+                type: "bit",
+                nullable: false,
+                defaultValue: false);
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 25, 16, 55, 17, 422, DateTimeKind.Utc).AddTicks(8290));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 25, 16, 55, 17, 422, DateTimeKind.Utc).AddTicks(8297));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 25, 16, 55, 17, 422, DateTimeKind.Utc).AddTicks(8298));
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "AllowCustomFormulas",
+                table: "SubscriptionPlanConfigs");
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 24, 14, 36, 3, 317, DateTimeKind.Utc).AddTicks(8197));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 24, 14, 36, 3, 317, DateTimeKind.Utc).AddTicks(8203));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 24, 14, 36, 3, 317, DateTimeKind.Utc).AddTicks(8204));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/20260526220103_AddEmployeeTimeclock.cs

@@ -0,0 +1,115 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddEmployeeTimeclock : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "KioskPin",
+                table: "AspNetUsers",
+                type: "nvarchar(max)",
+                nullable: true);
+
+            migrationBuilder.CreateTable(
+                name: "EmployeeClockEntries",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    UserId = table.Column<string>(type: "nvarchar(450)", nullable: false),
+                    ClockInTime = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    ClockOutTime = table.Column<DateTime>(type: "datetime2", nullable: true),
+                    HoursWorked = table.Column<decimal>(type: "decimal(18,2)", nullable: true),
+                    Notes = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    CompanyId = table.Column<int>(type: "int", nullable: false),
+                    CreatedAt = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    UpdatedAt = table.Column<DateTime>(type: "datetime2", nullable: true),
+                    CreatedBy = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    UpdatedBy = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    IsDeleted = table.Column<bool>(type: "bit", nullable: false),
+                    DeletedAt = table.Column<DateTime>(type: "datetime2", nullable: true),
+                    DeletedBy = table.Column<string>(type: "nvarchar(max)", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_EmployeeClockEntries", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_EmployeeClockEntries_AspNetUsers_UserId",
+                        column: x => x.UserId,
+                        principalTable: "AspNetUsers",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Restrict);
+                });
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 26, 22, 0, 58, 898, DateTimeKind.Utc).AddTicks(1387));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 26, 22, 0, 58, 898, DateTimeKind.Utc).AddTicks(1395));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 26, 22, 0, 58, 898, DateTimeKind.Utc).AddTicks(1397));
+
+            migrationBuilder.CreateIndex(
+                name: "IX_EmployeeClockEntries_CompanyId_ClockInTime",
+                table: "EmployeeClockEntries",
+                columns: new[] { "CompanyId", "ClockInTime" });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_EmployeeClockEntries_UserId",
+                table: "EmployeeClockEntries",
+                column: "UserId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "EmployeeClockEntries");
+
+            migrationBuilder.DropColumn(
+                name: "KioskPin",
+                table: "AspNetUsers");
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 25, 16, 55, 17, 422, DateTimeKind.Utc).AddTicks(8290));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 25, 16, 55, 17, 422, DateTimeKind.Utc).AddTicks(8297));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 25, 16, 55, 17, 422, DateTimeKind.Utc).AddTicks(8298));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/20260526221040_AddTimeclockKioskToken.cs

@@ -0,0 +1,71 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddTimeclockKioskToken : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "TimeclockKioskToken",
+                table: "Companies",
+                type: "nvarchar(max)",
+                nullable: true);
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 26, 22, 10, 37, 196, DateTimeKind.Utc).AddTicks(4791));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 26, 22, 10, 37, 196, DateTimeKind.Utc).AddTicks(4801));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 26, 22, 10, 37, 196, DateTimeKind.Utc).AddTicks(4803));
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "TimeclockKioskToken",
+                table: "Companies");
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 26, 22, 0, 58, 898, DateTimeKind.Utc).AddTicks(1387));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 26, 22, 0, 58, 898, DateTimeKind.Utc).AddTicks(1395));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 26, 22, 0, 58, 898, DateTimeKind.Utc).AddTicks(1397));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/20260527041856_AddTimeclockSettings.cs

@@ -0,0 +1,141 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddTimeclockSettings : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "TimeclockKioskToken",
+                table: "Companies");
+
+            migrationBuilder.AddColumn<bool>(
+                name: "TimeclockAllowMultiplePunchesPerDay",
+                table: "Companies",
+                type: "bit",
+                nullable: false,
+                defaultValue: false);
+
+            migrationBuilder.AddColumn<int>(
+                name: "TimeclockAutoClockOutHours",
+                table: "Companies",
+                type: "int",
+                nullable: true);
+
+            migrationBuilder.AddColumn<bool>(
+                name: "TimeclockEnabled",
+                table: "Companies",
+                type: "bit",
+                nullable: false,
+                defaultValue: false);
+
+            migrationBuilder.CreateTable(
+                name: "TimeclockKioskDevices",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    DeviceName = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    Token = table.Column<string>(type: "nvarchar(450)", nullable: false),
+                    ActivatedAt = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    LastSeenAt = table.Column<DateTime>(type: "datetime2", nullable: true),
+                    CompanyId = table.Column<int>(type: "int", nullable: false),
+                    CreatedAt = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    UpdatedAt = table.Column<DateTime>(type: "datetime2", nullable: true),
+                    CreatedBy = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    UpdatedBy = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    IsDeleted = table.Column<bool>(type: "bit", nullable: false),
+                    DeletedAt = table.Column<DateTime>(type: "datetime2", nullable: true),
+                    DeletedBy = table.Column<string>(type: "nvarchar(max)", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_TimeclockKioskDevices", x => x.Id);
+                });
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 4, 18, 51, 784, DateTimeKind.Utc).AddTicks(3772));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 4, 18, 51, 784, DateTimeKind.Utc).AddTicks(3777));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 4, 18, 51, 784, DateTimeKind.Utc).AddTicks(3779));
+
+            migrationBuilder.CreateIndex(
+                name: "IX_TimeclockKioskDevices_CompanyId",
+                table: "TimeclockKioskDevices",
+                column: "CompanyId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_TimeclockKioskDevices_Token",
+                table: "TimeclockKioskDevices",
+                column: "Token",
+                unique: true);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "TimeclockKioskDevices");
+
+            migrationBuilder.DropColumn(
+                name: "TimeclockAllowMultiplePunchesPerDay",
+                table: "Companies");
+
+            migrationBuilder.DropColumn(
+                name: "TimeclockAutoClockOutHours",
+                table: "Companies");
+
+            migrationBuilder.DropColumn(
+                name: "TimeclockEnabled",
+                table: "Companies");
+
+            migrationBuilder.AddColumn<string>(
+                name: "TimeclockKioskToken",
+                table: "Companies",
+                type: "nvarchar(max)",
+                nullable: true);
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 26, 22, 10, 37, 196, DateTimeKind.Utc).AddTicks(4791));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 26, 22, 10, 37, 196, DateTimeKind.Utc).AddTicks(4801));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 26, 22, 10, 37, 196, DateTimeKind.Utc).AddTicks(4803));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/20260527124130_AddClockEntryType.cs

@@ -0,0 +1,72 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddClockEntryType : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "EntryType",
+                table: "EmployeeClockEntries",
+                type: "int",
+                nullable: false,
+                defaultValue: 0);
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 12, 41, 26, 605, DateTimeKind.Utc).AddTicks(3040));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 12, 41, 26, 605, DateTimeKind.Utc).AddTicks(3052));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 12, 41, 26, 605, DateTimeKind.Utc).AddTicks(3054));
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "EntryType",
+                table: "EmployeeClockEntries");
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 4, 18, 51, 784, DateTimeKind.Utc).AddTicks(3772));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 4, 18, 51, 784, DateTimeKind.Utc).AddTicks(3777));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 4, 18, 51, 784, DateTimeKind.Utc).AddTicks(3779));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/20260527134651_AddPowderCatalogItemIdToCoat.cs

@@ -0,0 +1,71 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddPowderCatalogItemIdToCoat : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "PowderCatalogItemId",
+                table: "QuoteItemCoats",
+                type: "int",
+                nullable: true);
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 13, 46, 47, 552, DateTimeKind.Utc).AddTicks(8956));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 13, 46, 47, 552, DateTimeKind.Utc).AddTicks(8962));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 13, 46, 47, 552, DateTimeKind.Utc).AddTicks(8964));
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "PowderCatalogItemId",
+                table: "QuoteItemCoats");
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 12, 41, 26, 605, DateTimeKind.Utc).AddTicks(3040));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 12, 41, 26, 605, DateTimeKind.Utc).AddTicks(3052));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 12, 41, 26, 605, DateTimeKind.Utc).AddTicks(3054));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/20260528010119_AddFormulaLibrary.cs

@@ -0,0 +1,214 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddFormulaLibrary : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<bool>(
+                name: "IsModifiedFromSource",
+                table: "CustomItemTemplates",
+                type: "bit",
+                nullable: false,
+                defaultValue: false);
+
+            migrationBuilder.AddColumn<int>(
+                name: "SourceFormulaLibraryItemId",
+                table: "CustomItemTemplates",
+                type: "int",
+                nullable: true);
+
+            migrationBuilder.CreateTable(
+                name: "FormulaLibraryItems",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    Name = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Description = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    OutputMode = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    FieldsJson = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Formula = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    DefaultRate = table.Column<decimal>(type: "decimal(18,2)", nullable: true),
+                    RateLabel = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    Notes = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    DiagramImagePath = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    Tags = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    IndustryHint = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    SourceCustomItemTemplateId = table.Column<int>(type: "int", nullable: false),
+                    SourceCompanyId = table.Column<int>(type: "int", nullable: false),
+                    SourceCompanyName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    InspiredByFormulaLibraryItemId = table.Column<int>(type: "int", nullable: true),
+                    SharedByUserId = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    SharedAt = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    IsPublished = table.Column<bool>(type: "bit", nullable: false),
+                    ImportCount = table.Column<int>(type: "int", nullable: false),
+                    CreatedAt = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    UpdatedAt = table.Column<DateTime>(type: "datetime2", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_FormulaLibraryItems", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_FormulaLibraryItems_FormulaLibraryItems_InspiredByFormulaLibraryItemId",
+                        column: x => x.InspiredByFormulaLibraryItemId,
+                        principalTable: "FormulaLibraryItems",
+                        principalColumn: "Id");
+                });
+
+            migrationBuilder.CreateTable(
+                name: "FormulaLibraryImports",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    FormulaLibraryItemId = table.Column<int>(type: "int", nullable: false),
+                    ImportedByUserId = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    ImportedAt = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    ResultingCustomItemTemplateId = table.Column<int>(type: "int", nullable: false),
+                    CompanyId = table.Column<int>(type: "int", nullable: false),
+                    CreatedAt = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    UpdatedAt = table.Column<DateTime>(type: "datetime2", nullable: true),
+                    CreatedBy = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    UpdatedBy = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    IsDeleted = table.Column<bool>(type: "bit", nullable: false),
+                    DeletedAt = table.Column<DateTime>(type: "datetime2", nullable: true),
+                    DeletedBy = table.Column<string>(type: "nvarchar(max)", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_FormulaLibraryImports", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_FormulaLibraryImports_CustomItemTemplates_ResultingCustomItemTemplateId",
+                        column: x => x.ResultingCustomItemTemplateId,
+                        principalTable: "CustomItemTemplates",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Restrict);
+                    table.ForeignKey(
+                        name: "FK_FormulaLibraryImports_FormulaLibraryItems_FormulaLibraryItemId",
+                        column: x => x.FormulaLibraryItemId,
+                        principalTable: "FormulaLibraryItems",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Restrict);
+                });
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 28, 1, 1, 15, 582, DateTimeKind.Utc).AddTicks(3849));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 28, 1, 1, 15, 582, DateTimeKind.Utc).AddTicks(3855));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 28, 1, 1, 15, 582, DateTimeKind.Utc).AddTicks(3856));
+
+            migrationBuilder.CreateIndex(
+                name: "IX_CustomItemTemplates_SourceFormulaLibraryItemId",
+                table: "CustomItemTemplates",
+                column: "SourceFormulaLibraryItemId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_FormulaLibraryImports_Company_Item",
+                table: "FormulaLibraryImports",
+                columns: new[] { "CompanyId", "FormulaLibraryItemId" },
+                unique: true);
+
+            migrationBuilder.CreateIndex(
+                name: "IX_FormulaLibraryImports_FormulaLibraryItemId",
+                table: "FormulaLibraryImports",
+                column: "FormulaLibraryItemId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_FormulaLibraryImports_ResultingCustomItemTemplateId",
+                table: "FormulaLibraryImports",
+                column: "ResultingCustomItemTemplateId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_FormulaLibraryItems_InspiredByFormulaLibraryItemId",
+                table: "FormulaLibraryItems",
+                column: "InspiredByFormulaLibraryItemId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_FormulaLibraryItems_IsPublished",
+                table: "FormulaLibraryItems",
+                column: "IsPublished");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_FormulaLibraryItems_SourceCompanyId",
+                table: "FormulaLibraryItems",
+                column: "SourceCompanyId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_CustomItemTemplates_FormulaLibraryItems_SourceFormulaLibraryItemId",
+                table: "CustomItemTemplates",
+                column: "SourceFormulaLibraryItemId",
+                principalTable: "FormulaLibraryItems",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.SetNull);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_CustomItemTemplates_FormulaLibraryItems_SourceFormulaLibraryItemId",
+                table: "CustomItemTemplates");
+
+            migrationBuilder.DropTable(
+                name: "FormulaLibraryImports");
+
+            migrationBuilder.DropTable(
+                name: "FormulaLibraryItems");
+
+            migrationBuilder.DropIndex(
+                name: "IX_CustomItemTemplates_SourceFormulaLibraryItemId",
+                table: "CustomItemTemplates");
+
+            migrationBuilder.DropColumn(
+                name: "IsModifiedFromSource",
+                table: "CustomItemTemplates");
+
+            migrationBuilder.DropColumn(
+                name: "SourceFormulaLibraryItemId",
+                table: "CustomItemTemplates");
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 13, 46, 47, 552, DateTimeKind.Utc).AddTicks(8956));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 13, 46, 47, 552, DateTimeKind.Utc).AddTicks(8962));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 27, 13, 46, 47, 552, DateTimeKind.Utc).AddTicks(8964));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/20260601122940_AddFormulaLibraryRatings.cs

@@ -0,0 +1,92 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddFormulaLibraryRatings : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "FormulaLibraryRatings",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    FormulaLibraryItemId = table.Column<int>(type: "int", nullable: false),
+                    CompanyId = table.Column<int>(type: "int", nullable: false),
+                    IsPositive = table.Column<bool>(type: "bit", nullable: false),
+                    RatedAt = table.Column<DateTime>(type: "datetime2", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_FormulaLibraryRatings", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_FormulaLibraryRatings_FormulaLibraryItems_FormulaLibraryItemId",
+                        column: x => x.FormulaLibraryItemId,
+                        principalTable: "FormulaLibraryItems",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 1, 12, 29, 35, 841, DateTimeKind.Utc).AddTicks(9377));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 1, 12, 29, 35, 841, DateTimeKind.Utc).AddTicks(9381));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 1, 12, 29, 35, 841, DateTimeKind.Utc).AddTicks(9382));
+
+            migrationBuilder.CreateIndex(
+                name: "IX_FormulaLibraryRatings_Item_Company",
+                table: "FormulaLibraryRatings",
+                columns: new[] { "FormulaLibraryItemId", "CompanyId" },
+                unique: true);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "FormulaLibraryRatings");
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 28, 1, 1, 15, 582, DateTimeKind.Utc).AddTicks(3849));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 28, 1, 1, 15, 582, DateTimeKind.Utc).AddTicks(3855));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 5, 28, 1, 1, 15, 582, DateTimeKind.Utc).AddTicks(3856));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/20260608182208_AddProjectNameToQuotesAndJobs.cs

@@ -0,0 +1,81 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddProjectNameToQuotesAndJobs : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "ProjectName",
+                table: "Quotes",
+                type: "nvarchar(max)",
+                nullable: true);
+
+            migrationBuilder.AddColumn<string>(
+                name: "ProjectName",
+                table: "Jobs",
+                type: "nvarchar(max)",
+                nullable: true);
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 8, 18, 22, 3, 652, DateTimeKind.Utc).AddTicks(7640));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 8, 18, 22, 3, 652, DateTimeKind.Utc).AddTicks(7646));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 8, 18, 22, 3, 652, DateTimeKind.Utc).AddTicks(7647));
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "ProjectName",
+                table: "Quotes");
+
+            migrationBuilder.DropColumn(
+                name: "ProjectName",
+                table: "Jobs");
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 1, 12, 29, 35, 841, DateTimeKind.Utc).AddTicks(9377));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 1, 12, 29, 35, 841, DateTimeKind.Utc).AddTicks(9381));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 1, 12, 29, 35, 841, DateTimeKind.Utc).AddTicks(9382));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/20260609124827_AddInvoiceProjectName.cs

@@ -0,0 +1,71 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PowderCoating.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddInvoiceProjectName : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "ProjectName",
+                table: "Invoices",
+                type: "nvarchar(max)",
+                nullable: true);
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 9, 12, 48, 23, 21, DateTimeKind.Utc).AddTicks(2471));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 9, 12, 48, 23, 21, DateTimeKind.Utc).AddTicks(2477));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 9, 12, 48, 23, 21, DateTimeKind.Utc).AddTicks(2478));
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "ProjectName",
+                table: "Invoices");
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 1,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 8, 18, 22, 3, 652, DateTimeKind.Utc).AddTicks(7640));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 2,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 8, 18, 22, 3, 652, DateTimeKind.Utc).AddTicks(7646));
+
+            migrationBuilder.UpdateData(
+                table: "PricingTiers",
+                keyColumn: "Id",
+                keyValue: 3,
+                column: "CreatedAt",
+                value: new DateTime(2026, 6, 8, 18, 22, 3, 652, DateTimeKind.Utc).AddTicks(7647));
+        }
+    }
+}

src/PowderCoating.Infrastructure/Migrations/ApplicationDbContextModelSnapshot.cs

@@ -556,6 +556,9 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Property<bool>("IsBanned")
                         .HasColumnType("bit");
 
+                    b.Property<string>("KioskPin")
+                        .HasColumnType("nvarchar(max)");
+
                     b.Property<decimal?>("LaborCostPerHour")
                         .HasColumnType("decimal(18,2)");
 
@@ -1923,6 +1926,15 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Property<string>("TimeZone")
                         .HasColumnType("nvarchar(max)");
 
+                    b.Property<bool>("TimeclockAllowMultiplePunchesPerDay")
+                        .HasColumnType("bit");
+
+                    b.Property<int?>("TimeclockAutoClockOutHours")
+                        .HasColumnType("int");
+
+                    b.Property<bool>("TimeclockEnabled")
+                        .HasColumnType("bit");
+
                     b.Property<DateTime?>("UpdatedAt")
                         .HasColumnType("datetime2");
 
@@ -2650,6 +2662,88 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.ToTable("CreditMemoApplications");
                 });
 
+            modelBuilder.Entity("PowderCoating.Core.Entities.CustomItemTemplate", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CompanyId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("CreatedBy")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<decimal?>("DefaultRate")
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("DeletedBy")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Description")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("DiagramImagePath")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("DisplayOrder")
+                        .HasColumnType("int");
+
+                    b.Property<string>("FieldsJson")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Formula")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsModifiedFromSource")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Notes")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("OutputMode")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("RateLabel")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("SourceFormulaLibraryItemId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("UpdatedBy")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("SourceFormulaLibraryItemId");
+
+                    b.ToTable("CustomItemTemplates");
+                });
+
             modelBuilder.Entity("PowderCoating.Core.Entities.Customer", b =>
                 {
                     b.Property<int>("Id")
@@ -2960,6 +3054,66 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.ToTable("Deposits");
                 });
 
+            modelBuilder.Entity("PowderCoating.Core.Entities.EmployeeClockEntry", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<DateTime>("ClockInTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("ClockOutTime")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("CompanyId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("CreatedBy")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("DeletedBy")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("EntryType")
+                        .HasColumnType("int");
+
+                    b.Property<decimal?>("HoursWorked")
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Notes")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("UpdatedBy")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("UserId")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(450)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.HasIndex("CompanyId", "ClockInTime");
+
+                    b.ToTable("EmployeeClockEntries");
+                });
+
             modelBuilder.Entity("PowderCoating.Core.Entities.Equipment", b =>
                 {
                     b.Property<int>("Id")
@@ -3045,7 +3199,7 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Property<decimal>("PurchasePrice")
                         .HasColumnType("decimal(18,2)");
 
-                    b.Property<int>("RecommendedMaintenanceIntervalDays")
+                    b.Property<int?>("RecommendedMaintenanceIntervalDays")
                         .HasColumnType("int");
 
                     b.Property<string>("SerialNumber")
@@ -3291,6 +3445,183 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.ToTable("FixedAssetDepreciationEntries");
                 });
 
+            modelBuilder.Entity("PowderCoating.Core.Entities.FormulaLibraryImport", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CompanyId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("CreatedBy")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("DeletedBy")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("FormulaLibraryItemId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("ImportedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("ImportedByUserId")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<int>("ResultingCustomItemTemplateId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("UpdatedBy")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("FormulaLibraryItemId");
+
+                    b.HasIndex("ResultingCustomItemTemplateId");
+
+                    b.HasIndex("CompanyId", "FormulaLibraryItemId")
+                        .IsUnique()
+                        .HasDatabaseName("IX_FormulaLibraryImports_Company_Item");
+
+                    b.ToTable("FormulaLibraryImports");
+                });
+
+            modelBuilder.Entity("PowderCoating.Core.Entities.FormulaLibraryItem", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<decimal?>("DefaultRate")
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("Description")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("DiagramImagePath")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("FieldsJson")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Formula")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("ImportCount")
+                        .HasColumnType("int");
+
+                    b.Property<string>("IndustryHint")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("InspiredByFormulaLibraryItemId")
+                        .HasColumnType("int");
+
+                    b.Property<bool>("IsPublished")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Notes")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("OutputMode")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("RateLabel")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("SharedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SharedByUserId")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("SourceCompanyId")
+                        .HasColumnType("int");
+
+                    b.Property<string>("SourceCompanyName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("SourceCustomItemTemplateId")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Tags")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("InspiredByFormulaLibraryItemId");
+
+                    b.HasIndex("IsPublished")
+                        .HasDatabaseName("IX_FormulaLibraryItems_IsPublished");
+
+                    b.HasIndex("SourceCompanyId")
+                        .HasDatabaseName("IX_FormulaLibraryItems_SourceCompanyId");
+
+                    b.ToTable("FormulaLibraryItems");
+                });
+
+            modelBuilder.Entity("PowderCoating.Core.Entities.FormulaLibraryRating", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CompanyId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("FormulaLibraryItemId")
+                        .HasColumnType("int");
+
+                    b.Property<bool>("IsPositive")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTime>("RatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("FormulaLibraryItemId", "CompanyId")
+                        .IsUnique()
+                        .HasDatabaseName("IX_FormulaLibraryRatings_Item_Company");
+
+                    b.ToTable("FormulaLibraryRatings");
+                });
+
             modelBuilder.Entity("PowderCoating.Core.Entities.GiftCertificate", b =>
                 {
                     b.Property<int>("Id")
@@ -3938,6 +4269,9 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Property<string>("PreparedById")
                         .HasColumnType("nvarchar(450)");
 
+                    b.Property<string>("ProjectName")
+                        .HasColumnType("nvarchar(max)");
+
                     b.Property<string>("PublicViewToken")
                         .HasColumnType("nvarchar(max)");
 
@@ -4229,6 +4563,9 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Property<string>("PricingBreakdownJson")
                         .HasColumnType("nvarchar(max)");
 
+                    b.Property<string>("ProjectName")
+                        .HasColumnType("nvarchar(max)");
+
                     b.Property<int?>("QuoteId")
                         .HasColumnType("int");
 
@@ -4473,6 +4810,9 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Property<string>("CreatedBy")
                         .HasColumnType("nvarchar(max)");
 
+                    b.Property<int?>("CustomItemTemplateId")
+                        .HasColumnType("int");
+
                     b.Property<DateTime?>("DeletedAt")
                         .HasColumnType("datetime2");
 
@@ -4489,12 +4829,18 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Property<string>("Finish")
                         .HasColumnType("nvarchar(max)");
 
+                    b.Property<string>("FormulaFieldValuesJson")
+                        .HasColumnType("nvarchar(max)");
+
                     b.Property<bool>("IncludePrepCost")
                         .HasColumnType("bit");
 
                     b.Property<bool>("IsAiItem")
                         .HasColumnType("bit");
 
+                    b.Property<bool>("IsCustomFormulaItem")
+                        .HasColumnType("bit");
+
                     b.Property<bool>("IsDeleted")
                         .HasColumnType("bit");
 
@@ -4558,6 +4904,8 @@ namespace PowderCoating.Infrastructure.Migrations
 
                     b.HasIndex("CatalogItemId");
 
+                    b.HasIndex("CustomItemTemplateId");
+
                     b.HasIndex("JobId")
                         .HasDatabaseName("IX_JobItems_JobId");
 
@@ -6711,7 +7059,7 @@ namespace PowderCoating.Infrastructure.Migrations
                         {
                             Id = 1,
                             CompanyId = 0,
-                            CreatedAt = new DateTime(2026, 5, 19, 19, 26, 9, 226, DateTimeKind.Utc).AddTicks(5186),
+                            CreatedAt = new DateTime(2026, 6, 9, 12, 48, 23, 21, DateTimeKind.Utc).AddTicks(2471),
                             Description = "Standard pricing for regular customers",
                             DiscountPercent = 0m,
                             IsActive = true,
@@ -6722,7 +7070,7 @@ namespace PowderCoating.Infrastructure.Migrations
                         {
                             Id = 2,
                             CompanyId = 0,
-                            CreatedAt = new DateTime(2026, 5, 19, 19, 26, 9, 226, DateTimeKind.Utc).AddTicks(5190),
+                            CreatedAt = new DateTime(2026, 6, 9, 12, 48, 23, 21, DateTimeKind.Utc).AddTicks(2477),
                             Description = "5% discount for preferred customers",
                             DiscountPercent = 5m,
                             IsActive = true,
@@ -6733,7 +7081,7 @@ namespace PowderCoating.Infrastructure.Migrations
                         {
                             Id = 3,
                             CompanyId = 0,
-                            CreatedAt = new DateTime(2026, 5, 19, 19, 26, 9, 226, DateTimeKind.Utc).AddTicks(5191),
+                            CreatedAt = new DateTime(2026, 6, 9, 12, 48, 23, 21, DateTimeKind.Utc).AddTicks(2478),
                             Description = "10% discount for premium customers",
                             DiscountPercent = 10m,
                             IsActive = true,
@@ -7043,6 +7391,9 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Property<decimal>("ProfitPercent")
                         .HasColumnType("decimal(18,2)");
 
+                    b.Property<string>("ProjectName")
+                        .HasColumnType("nvarchar(max)");
+
                     b.Property<string>("ProspectAddress")
                         .HasColumnType("nvarchar(max)");
 
@@ -7260,6 +7611,9 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Property<string>("CreatedBy")
                         .HasColumnType("nvarchar(max)");
 
+                    b.Property<int?>("CustomItemTemplateId")
+                        .HasColumnType("int");
+
                     b.Property<DateTime?>("DeletedAt")
                         .HasColumnType("datetime2");
 
@@ -7273,12 +7627,18 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Property<int>("EstimatedMinutes")
                         .HasColumnType("int");
 
+                    b.Property<string>("FormulaFieldValuesJson")
+                        .HasColumnType("nvarchar(max)");
+
                     b.Property<bool>("IncludePrepCost")
                         .HasColumnType("bit");
 
                     b.Property<bool>("IsAiItem")
                         .HasColumnType("bit");
 
+                    b.Property<bool>("IsCustomFormulaItem")
+                        .HasColumnType("bit");
+
                     b.Property<bool>("IsDeleted")
                         .HasColumnType("bit");
 
@@ -7348,6 +7708,8 @@ namespace PowderCoating.Infrastructure.Migrations
 
                     b.HasIndex("CatalogItemId");
 
+                    b.HasIndex("CustomItemTemplateId");
+
                     b.HasIndex("QuoteId")
                         .HasDatabaseName("IX_QuoteItems_QuoteId");
 
@@ -7414,6 +7776,9 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Property<string>("Notes")
                         .HasColumnType("nvarchar(max)");
 
+                    b.Property<int?>("PowderCatalogItemId")
+                        .HasColumnType("int");
+
                     b.Property<decimal?>("PowderCostPerLb")
                         .HasColumnType("decimal(18,2)");
 
@@ -7990,6 +8355,9 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Property<int?>("ReworkJobId")
                         .HasColumnType("int");
 
+                    b.Property<int?>("ReworkPricingType")
+                        .HasColumnType("int");
+
                     b.Property<int>("ReworkType")
                         .HasColumnType("int");
 
@@ -8073,6 +8441,9 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Property<bool>("AllowAiPhotoQuotes")
                         .HasColumnType("bit");
 
+                    b.Property<bool>("AllowCustomFormulas")
+                        .HasColumnType("bit");
+
                     b.Property<bool>("AllowOnlinePayments")
                         .HasColumnType("bit");
 
@@ -8249,6 +8620,61 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.ToTable("TermsAcceptances");
                 });
 
+            modelBuilder.Entity("PowderCoating.Core.Entities.TimeclockKioskDevice", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<DateTime>("ActivatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("CompanyId")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("CreatedBy")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("DeletedBy")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("DeviceName")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTime?>("LastSeenAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("Token")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("UpdatedBy")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CompanyId");
+
+                    b.HasIndex("Token")
+                        .IsUnique();
+
+                    b.ToTable("TimeclockKioskDevices");
+                });
+
             modelBuilder.Entity("PowderCoating.Core.Entities.UserPasskey", b =>
                 {
                     b.Property<int>("Id")
@@ -8631,6 +9057,21 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.ToTable("YearEndCloses");
                 });
 
+            modelBuilder.Entity("VendorInventoryCategories", b =>
+                {
+                    b.Property<int>("InventoryCategoryLookupId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("VendorId")
+                        .HasColumnType("int");
+
+                    b.HasKey("InventoryCategoryLookupId", "VendorId");
+
+                    b.HasIndex("VendorId");
+
+                    b.ToTable("VendorInventoryCategories");
+                });
+
             modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<string>", b =>
                 {
                     b.HasOne("Microsoft.AspNetCore.Identity.IdentityRole", null)
@@ -9016,6 +9457,16 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Navigation("Invoice");
                 });
 
+            modelBuilder.Entity("PowderCoating.Core.Entities.CustomItemTemplate", b =>
+                {
+                    b.HasOne("PowderCoating.Core.Entities.FormulaLibraryItem", "SourceFormulaLibraryItem")
+                        .WithMany()
+                        .HasForeignKey("SourceFormulaLibraryItemId")
+                        .OnDelete(DeleteBehavior.SetNull);
+
+                    b.Navigation("SourceFormulaLibraryItem");
+                });
+
             modelBuilder.Entity("PowderCoating.Core.Entities.Customer", b =>
                 {
                     b.HasOne("PowderCoating.Core.Entities.Company", null)
@@ -9079,6 +9530,17 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Navigation("RecordedBy");
                 });
 
+            modelBuilder.Entity("PowderCoating.Core.Entities.EmployeeClockEntry", b =>
+                {
+                    b.HasOne("PowderCoating.Core.Entities.ApplicationUser", "User")
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.Navigation("User");
+                });
+
             modelBuilder.Entity("PowderCoating.Core.Entities.Equipment", b =>
                 {
                     b.HasOne("PowderCoating.Core.Entities.Company", null)
@@ -9161,6 +9623,46 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Navigation("JournalEntry");
                 });
 
+            modelBuilder.Entity("PowderCoating.Core.Entities.FormulaLibraryImport", b =>
+                {
+                    b.HasOne("PowderCoating.Core.Entities.FormulaLibraryItem", "FormulaLibraryItem")
+                        .WithMany()
+                        .HasForeignKey("FormulaLibraryItemId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.HasOne("PowderCoating.Core.Entities.CustomItemTemplate", "ResultingCustomItemTemplate")
+                        .WithMany()
+                        .HasForeignKey("ResultingCustomItemTemplateId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.Navigation("FormulaLibraryItem");
+
+                    b.Navigation("ResultingCustomItemTemplate");
+                });
+
+            modelBuilder.Entity("PowderCoating.Core.Entities.FormulaLibraryItem", b =>
+                {
+                    b.HasOne("PowderCoating.Core.Entities.FormulaLibraryItem", "InspiredBy")
+                        .WithMany()
+                        .HasForeignKey("InspiredByFormulaLibraryItemId")
+                        .OnDelete(DeleteBehavior.NoAction);
+
+                    b.Navigation("InspiredBy");
+                });
+
+            modelBuilder.Entity("PowderCoating.Core.Entities.FormulaLibraryRating", b =>
+                {
+                    b.HasOne("PowderCoating.Core.Entities.FormulaLibraryItem", "FormulaLibraryItem")
+                        .WithMany()
+                        .HasForeignKey("FormulaLibraryItemId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("FormulaLibraryItem");
+                });
+
             modelBuilder.Entity("PowderCoating.Core.Entities.GiftCertificate", b =>
                 {
                     b.HasOne("PowderCoating.Core.Entities.ApplicationUser", "IssuedBy")
@@ -9494,6 +9996,10 @@ namespace PowderCoating.Infrastructure.Migrations
                         .HasForeignKey("CatalogItemId")
                         .OnDelete(DeleteBehavior.SetNull);
 
+                    b.HasOne("PowderCoating.Core.Entities.CustomItemTemplate", "CustomItemTemplate")
+                        .WithMany()
+                        .HasForeignKey("CustomItemTemplateId");
+
                     b.HasOne("PowderCoating.Core.Entities.Job", "Job")
                         .WithMany("JobItems")
                         .HasForeignKey("JobId")
@@ -9504,6 +10010,8 @@ namespace PowderCoating.Infrastructure.Migrations
 
                     b.Navigation("CatalogItem");
 
+                    b.Navigation("CustomItemTemplate");
+
                     b.Navigation("Job");
                 });
 
@@ -10113,6 +10621,10 @@ namespace PowderCoating.Infrastructure.Migrations
                         .WithMany()
                         .HasForeignKey("CatalogItemId");
 
+                    b.HasOne("PowderCoating.Core.Entities.CustomItemTemplate", "CustomItemTemplate")
+                        .WithMany()
+                        .HasForeignKey("CustomItemTemplateId");
+
                     b.HasOne("PowderCoating.Core.Entities.Quote", "Quote")
                         .WithMany("QuoteItems")
                         .HasForeignKey("QuoteId")
@@ -10123,6 +10635,8 @@ namespace PowderCoating.Infrastructure.Migrations
 
                     b.Navigation("CatalogItem");
 
+                    b.Navigation("CustomItemTemplate");
+
                     b.Navigation("Quote");
                 });
 
@@ -10369,6 +10883,21 @@ namespace PowderCoating.Infrastructure.Migrations
                     b.Navigation("JournalEntry");
                 });
 
+            modelBuilder.Entity("VendorInventoryCategories", b =>
+                {
+                    b.HasOne("PowderCoating.Core.Entities.InventoryCategoryLookup", null)
+                        .WithMany()
+                        .HasForeignKey("InventoryCategoryLookupId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("PowderCoating.Core.Entities.Vendor", null)
+                        .WithMany()
+                        .HasForeignKey("VendorId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
             modelBuilder.Entity("PowderCoating.Core.Entities.Account", b =>
                 {
                     b.Navigation("BillLineItems");

src/PowderCoating.Infrastructure/PowderCoating.Infrastructure.csproj

@@ -21,6 +21,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
+    <PackageReference Include="NCalc2" Version="2.1.0" />
     <PackageReference Include="SendGrid" Version="9.29.3" />
     <PackageReference Include="SixLabors.ImageSharp" Version="3.1.12" />
     <PackageReference Include="Stripe.net" Version="50.4.1" />

src/PowderCoating.Infrastructure/Repositories/JobRepository.cs

@@ -187,6 +187,14 @@ public class JobRepository : Repository<Job>, IJobRepository
             .FirstOrDefaultAsync();
     }
 
+    /// <inheritdoc/>
+    public async Task<int> GetReworkJobCountAsync(int originalJobId)
+    {
+        return await _context.Jobs
+            .IgnoreQueryFilters()
+            .CountAsync(j => j.OriginalJobId == originalJobId);
+    }
+
     /// <inheritdoc/>
     public async Task<List<Job>> GetOverdueScheduledJobsAsync()
     {

src/PowderCoating.Infrastructure/Repositories/UnitOfWork.cs

@@ -123,6 +123,18 @@ public class UnitOfWork : IUnitOfWork
     // Customer Intake Kiosk
     private IRepository<KioskSession>? _kioskSessions;
 
+    // Employee Timeclock
+    private IRepository<EmployeeClockEntry>? _employeeClockEntries;
+    private IRepository<TimeclockKioskDevice>? _timeclockKioskDevices;
+
+    // Custom Formula Templates
+    private IRepository<CustomItemTemplate>? _customItemTemplates;
+
+    // Formula Community Library
+    private IPlainRepository<FormulaLibraryItem>? _formulaLibrary;
+    private IRepository<FormulaLibraryImport>? _formulaLibraryImports;
+    private IPlainRepository<FormulaLibraryRating>? _formulaLibraryRatings;
+
     // Purchase Orders
     private IPurchaseOrderRepository? _purchaseOrders;
     private IRepository<PurchaseOrderItem>? _purchaseOrderItems;
@@ -457,6 +469,30 @@ public class UnitOfWork : IUnitOfWork
     public IRepository<KioskSession> KioskSessions =>
         _kioskSessions ??= new Repository<KioskSession>(_context);
 
+    /// <summary>Repository for <see cref="EmployeeClockEntry"/> facility-level clock-in/clock-out records; tenant-filtered with soft delete. Multiple entries per day are fully supported.</summary>
+    public IRepository<EmployeeClockEntry> EmployeeClockEntries =>
+        _employeeClockEntries ??= new Repository<EmployeeClockEntry>(_context);
+
+    /// <summary>Repository for <see cref="TimeclockKioskDevice"/> activated tablet records; one row per device. Delete a row to revoke that device's access.</summary>
+    public IRepository<TimeclockKioskDevice> TimeclockKioskDevices =>
+        _timeclockKioskDevices ??= new Repository<TimeclockKioskDevice>(_context);
+
+    /// <summary>Repository for <see cref="CustomItemTemplate"/> per-company reusable NCalc pricing formula templates; tenant-filtered with soft delete.</summary>
+    public IRepository<CustomItemTemplate> CustomItemTemplates =>
+        _customItemTemplates ??= new Repository<CustomItemTemplate>(_context);
+
+    /// <summary>Repository for <see cref="FormulaLibraryItem"/> community library entries; platform-level, no tenant filter.</summary>
+    public IPlainRepository<FormulaLibraryItem> FormulaLibrary =>
+        _formulaLibrary ??= new PlainRepository<FormulaLibraryItem>(_context);
+
+    /// <summary>Repository for <see cref="FormulaLibraryImport"/> per-company import records; tenant-filtered with soft delete.</summary>
+    public IRepository<FormulaLibraryImport> FormulaLibraryImports =>
+        _formulaLibraryImports ??= new Repository<FormulaLibraryImport>(_context);
+
+    /// <summary>Repository for <see cref="FormulaLibraryRating"/> per-company thumbs votes; platform-level, no tenant filter.</summary>
+    public IPlainRepository<FormulaLibraryRating> FormulaLibraryRatings =>
+        _formulaLibraryRatings ??= new PlainRepository<FormulaLibraryRating>(_context);
+
     // Job Templates
     /// <summary>Repository for <see cref="JobTemplate"/> reusable job blueprints; tenant-filtered with soft delete.</summary>
     public IJobTemplateRepository JobTemplates =>

src/PowderCoating.Infrastructure/Services/CsvImportService.cs

@@ -262,6 +262,7 @@ public class CsvImportService : ICsvImportService
             JobNumber = "JOB-2601-0001",
             CustomerEmail = "customer@example.com",
             CustomerName = "Acme Corp (used if email is blank or not found)",
+            Description = "Sample job description",
             Status = "Pending",
             Priority = "Normal",
             ScheduledDate = DateTime.Today.AddDays(7),
@@ -269,7 +270,7 @@ public class CsvImportService : ICsvImportService
             FinalPrice = 750.00m,
             CustomerPO = "PO-12345",
             SpecialInstructions = "Handle with care",
-            Notes = "Sample job"
+            Notes = "Internal notes"
         });
         csv.NextRecord();
 
@@ -388,8 +389,15 @@ public class CsvImportService : ICsvImportService
     /// Imports customers from a CSV stream and persists valid rows to the database for the given company.
     /// The import uses a two-phase approach: all rows are parsed and validated first, then each validated
     /// entity is saved individually so that a single bad row does not roll back the entire batch.
-    /// Duplicate detection runs against both existing DB records (by email) and within the import file
+    /// Duplicate detection uses a three-tier strategy, each tier only engaged when the previous
-    /// itself, catching cases where the same email appears twice in one upload.
+    /// identifier is absent:
+    ///   Tier 1 — email address (case-insensitive): if email is present and matches a DB record or
+    ///             earlier batch row the row is skipped.
+    ///   Tier 2 — name + normalised phone composite: used when email is absent. Combining name with
+    ///             phone prevents false positives when two people share a number (e.g. a family).
+    ///             Row is skipped on match.
+    ///   Tier 3 — name + city/state/zip composite: used when both email and phone are absent.
+    ///             Location data is imprecise so this emits a warning but still imports the row.
     /// Pricing tiers are resolved by tier name; an unrecognised name is demoted to a warning and the
     /// customer is imported without a tier rather than being skipped entirely.
     /// Contact names are split on the first space into FirstName / LastName because the CSV carries a
@@ -418,15 +426,53 @@ public class CsvImportService : ICsvImportService
 
             // Get all existing customers for duplicate detection
             var existingCustomers = await _unitOfWork.Customers.GetAllAsync();
+
+            // Tier 1 lookup: email → existing customer
             var existingEmails = existingCustomers.Where(c => !string.IsNullOrEmpty(c.Email))
                 .ToDictionary(c => c.Email!.ToLower(), c => c, StringComparer.OrdinalIgnoreCase);
 
+            // Tier 2 lookup: (normalised phone + "|" + display name) → existing customer.
+            // Combining name with phone avoids false positives when two people share a number.
+            var existingByPhoneAndName = new Dictionary<string, Customer>(StringComparer.OrdinalIgnoreCase);
+            foreach (var c in existingCustomers)
+            {
+                var phone = NormalizePhone(c.MobilePhone) ?? NormalizePhone(c.Phone);
+                if (phone == null) continue;
+                var name = string.IsNullOrWhiteSpace(c.CompanyName)
+                    ? $"{c.ContactFirstName} {c.ContactLastName}".Trim()
+                    : c.CompanyName;
+                var key = $"{phone}|{name}";
+                if (!existingByPhoneAndName.ContainsKey(key))
+                    existingByPhoneAndName[key] = c;
+            }
+
+            // Tier 3 lookup: (display name + "|" + city + "|" + state + "|" + zip) → existing customer.
+            // Only populated when a customer has at least one location field so the key isn't trivially blank.
+            var existingByNameAndLocation = new Dictionary<string, Customer>(StringComparer.OrdinalIgnoreCase);
+            foreach (var c in existingCustomers)
+            {
+                if (string.IsNullOrWhiteSpace(c.City) && string.IsNullOrWhiteSpace(c.State) && string.IsNullOrWhiteSpace(c.ZipCode))
+                    continue;
+                var name = string.IsNullOrWhiteSpace(c.CompanyName)
+                    ? $"{c.ContactFirstName} {c.ContactLastName}".Trim()
+                    : c.CompanyName;
+                if (string.IsNullOrWhiteSpace(name)) continue;
+                var key = $"{name}|{c.City}|{c.State}|{c.ZipCode}";
+                if (!existingByNameAndLocation.ContainsKey(key))
+                    existingByNameAndLocation[key] = c;
+            }
+
             // Get pricing tiers for lookup
             var pricingTiers = await _unitOfWork.PricingTiers.GetAllAsync();
             var pricingTierDict = pricingTiers.ToDictionary(pt => pt.TierName.ToUpper(), pt => pt, StringComparer.OrdinalIgnoreCase);
 
             var customersToImport = new List<(int RowNumber, Customer Customer, string Email)>();
 
+            // Within-batch tracking sets (prevent duplicate detection against rows already queued)
+            var batchEmails           = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
+            var batchPhoneAndName     = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
+            var batchNameAndLocation  = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
+
             foreach (var record in records)
             {
                 rowNumber++;
@@ -434,7 +480,12 @@ public class CsvImportService : ICsvImportService
                 {
                     // Strip any literal quote characters that QB/Excel may wrap around field values
                     var cleanCompanyName = StripQuotes(record.CompanyName);
-                    var cleanEmail = StripQuotes(record.Email);
+                    // Normalise to null (not empty string) — the UNIQUE index on (CompanyId, Email)
+                    // uses HasFilter("[Email] IS NOT NULL"), so NULL is allowed for multiple rows
+                    // but "" (empty string) is not NULL and would cause a unique-constraint violation
+                    // on the second blank-email customer saved.
+                    var rawEmail   = StripQuotes(record.Email);
+                    var cleanEmail = string.IsNullOrWhiteSpace(rawEmail) ? null : rawEmail;
                     var firstName = StripQuotes(record.ContactFirstName)?.Trim();
                     var lastName = StripQuotes(record.ContactLastName)?.Trim();
 
@@ -451,21 +502,69 @@ public class CsvImportService : ICsvImportService
                         cleanCompanyName = derivedName;
                     }
 
-                    // Check for duplicate email in existing data
+                    // Canonical display name used as part of composite keys in Tiers 2 and 3
-                    if (!string.IsNullOrEmpty(cleanEmail) && existingEmails.ContainsKey(cleanEmail.ToLower()))
+                    var displayName = string.IsNullOrWhiteSpace(cleanCompanyName)
+                        ? $"{firstName} {lastName}".Trim()
+                        : cleanCompanyName;
+
+                    // --- Tier 1: email dedup ---
+                    // Only engaged when the row has an email address.
+                    if (!string.IsNullOrEmpty(cleanEmail))
+                    {
+                        if (existingEmails.ContainsKey(cleanEmail.ToLower()))
                         {
                             result.Warnings.Add($"Row {rowNumber}: Customer with email '{cleanEmail}' already exists in database. Skipping.");
                             result.SkippedCount++;
                             continue;
                         }
-
+                        if (batchEmails.Contains(cleanEmail))
-                    // Check for duplicate email within the import batch
-                    if (!string.IsNullOrEmpty(cleanEmail) && customersToImport.Any(x => x.Email.Equals(cleanEmail, StringComparison.OrdinalIgnoreCase)))
                         {
                             result.Warnings.Add($"Row {rowNumber}: Duplicate email '{cleanEmail}' found in import file. Skipping.");
                             result.SkippedCount++;
                             continue;
                         }
+                    }
+                    else
+                    {
+                        // --- Tier 2: name + phone composite dedup (email absent) ---
+                        // Requiring both name and phone to match avoids false positives when two
+                        // unrelated people happen to share a phone number (e.g. a shared office line).
+                        var normalizedPhone = NormalizePhone(record.MobilePhone) ?? NormalizePhone(record.Phone);
+                        if (normalizedPhone != null)
+                        {
+                            var phoneNameKey = $"{normalizedPhone}|{displayName}";
+                            if (existingByPhoneAndName.TryGetValue(phoneNameKey, out var existingMatch))
+                            {
+                                result.Warnings.Add($"Row {rowNumber}: '{displayName}' has no email; name + phone matches existing customer '{existingMatch.CompanyName}'. Skipping.");
+                                result.SkippedCount++;
+                                continue;
+                            }
+                            if (batchPhoneAndName.Contains(phoneNameKey))
+                            {
+                                result.Warnings.Add($"Row {rowNumber}: '{displayName}' has no email; duplicate name + phone found in import file. Skipping.");
+                                result.SkippedCount++;
+                                continue;
+                            }
+                        }
+                        else
+                        {
+                            // --- Tier 3: name + location composite warning (no email, no phone) ---
+                            // Location data is imprecise so we warn but still import — a name + city
+                            // collision across unrelated people is plausible enough not to hard-skip.
+                            var city  = record.City?.Trim();
+                            var state = record.State?.Trim();
+                            var zip   = record.ZipCode?.Trim();
+                            var hasLocation = !string.IsNullOrWhiteSpace(city) || !string.IsNullOrWhiteSpace(state) || !string.IsNullOrWhiteSpace(zip);
+                            if (hasLocation && !string.IsNullOrWhiteSpace(displayName))
+                            {
+                                var locationKey = $"{displayName}|{city}|{state}|{zip}";
+                                if (existingByNameAndLocation.ContainsKey(locationKey) || batchNameAndLocation.Contains(locationKey))
+                                {
+                                    result.Warnings.Add($"Row {rowNumber}: '{displayName}' has no email or phone; name + location matches an existing record. Imported anyway — verify manually.");
+                                }
+                            }
+                        }
+                    }
 
                     // Resolve pricing tier
                     int? pricingTierId = null;
@@ -512,6 +611,29 @@ public class CsvImportService : ICsvImportService
                     };
 
                     customersToImport.Add((rowNumber, customer, cleanEmail ?? string.Empty));
+
+                    // Register in batch tracking so later rows are checked against this one
+                    if (!string.IsNullOrEmpty(cleanEmail))
+                    {
+                        batchEmails.Add(cleanEmail);
+                    }
+                    else
+                    {
+                        var normalizedPhone = NormalizePhone(record.MobilePhone) ?? NormalizePhone(record.Phone);
+                        if (normalizedPhone != null)
+                        {
+                            batchPhoneAndName.Add($"{normalizedPhone}|{displayName}");
+                        }
+                        else
+                        {
+                            var city  = record.City?.Trim();
+                            var state = record.State?.Trim();
+                            var zip   = record.ZipCode?.Trim();
+                            var hasLocation = !string.IsNullOrWhiteSpace(city) || !string.IsNullOrWhiteSpace(state) || !string.IsNullOrWhiteSpace(zip);
+                            if (hasLocation && !string.IsNullOrWhiteSpace(displayName))
+                                batchNameAndLocation.Add($"{displayName}|{city}|{state}|{zip}");
+                        }
+                    }
                 }
                 catch (Exception ex)
                 {
@@ -1268,24 +1390,22 @@ public class CsvImportService : ICsvImportService
                 MissingFieldFound = null
             });
 
-            var records = csv.GetRecords<JobImportDto>().ToList();
+            // Treat non-numeric values in decimal? fields (e.g. a spreadsheet "false" in FinalPrice)
-            result.TotalRows = records.Count;
+            // as null rather than throwing a fatal TypeConverterException.
+            csv.Context.TypeConverterCache.AddConverter<decimal?>(new LenientNullableDecimalConverter());
 
-            _logger.LogInformation("Starting import of {Count} jobs for company {CompanyId}", records.Count, companyId);
+            // Read header row first so we know field count before iterating rows.
+            await csv.ReadAsync();
+            csv.ReadHeader();
 
-            // Get all existing jobs for duplicate detection
+            // Pre-load lookup data before streaming rows so async calls don't interleave with CSV reads.
             var existingJobs = await _unitOfWork.Jobs.GetAllAsync();
             var existingJobNumbers = existingJobs.Where(j => !string.IsNullOrEmpty(j.JobNumber))
                 .ToDictionary(j => j.JobNumber.ToUpper(), j => j, StringComparer.OrdinalIgnoreCase);
 
-            // Get customers for lookup — build two dictionaries so we can resolve by email
-            // first and fall back to company name when the customer has no email on file.
             var customers = await _unitOfWork.Customers.GetAllAsync();
             var customerByEmail = customers.Where(c => !string.IsNullOrEmpty(c.Email))
                 .ToDictionary(c => c.Email!.Trim().ToLower(), c => c, StringComparer.OrdinalIgnoreCase);
-            // Name fallback: keyed on CompanyName (commercial) or "First Last" (non-commercial).
-            // TryAdd ensures that if two customers share the same name the first one wins and the
-            // lookup warning will prompt the user to resolve the ambiguity manually.
             var customerByName = new Dictionary<string, Customer>(StringComparer.OrdinalIgnoreCase);
             foreach (var c in customers)
             {
@@ -1296,19 +1416,42 @@ public class CsvImportService : ICsvImportService
                     customerByName.TryAdd(name, c);
             }
 
-            // Get job statuses for lookup
             var jobStatuses = await _unitOfWork.JobStatusLookups.GetAllAsync();
             var jobStatusDict = jobStatuses.ToDictionary(js => js.StatusCode.ToUpper(), js => js, StringComparer.OrdinalIgnoreCase);
 
-            // Get job priorities for lookup
             var jobPriorities = await _unitOfWork.JobPriorityLookups.GetAllAsync();
             var jobPriorityDict = jobPriorities.ToDictionary(jp => jp.PriorityCode.ToUpper(), jp => jp, StringComparer.OrdinalIgnoreCase);
 
             var jobsToImport = new List<(int RowNumber, Job Job, string JobNumber)>();
 
-            foreach (var record in records)
+            // Stream rows one at a time so a bad type conversion on a single row (e.g. "false"
+            // in a decimal field) is caught per-row rather than aborting the entire import.
+            while (await csv.ReadAsync())
             {
-                rowNumber++;
+                result.TotalRows++;
+                JobImportDto record;
+                try
+                {
+                    record = csv.GetRecord<JobImportDto>()
+                        ?? throw new InvalidOperationException("Row returned null record.");
+                }
+                catch (Exception parseEx)
+                {
+                    result.Errors.Add($"Row {csv.Context.Parser?.Row}: Could not parse row - {parseEx.InnerException?.Message ?? parseEx.Message}");
+                    result.ErrorCount++;
+                    _logger.LogWarning(parseEx, "Parse error at CSV row {Row}", csv.Context.Parser?.Row);
+                    continue;
+                }
+
+                rowNumber = csv.Context.Parser?.Row ?? rowNumber + 1;
+
+                // Warn when FinalPrice was non-numeric (lenient converter returned null).
+                var rawFinalPrice = csv.TryGetField<string>(7, out var fpStr) ? fpStr : null;
+                if (!string.IsNullOrWhiteSpace(rawFinalPrice) && record.FinalPrice == null
+                    && !decimal.TryParse(rawFinalPrice, System.Globalization.NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out _))
+                {
+                    result.Warnings.Add($"Row {rowNumber}: FinalPrice value '{rawFinalPrice}' could not be parsed as a number; defaulting to $0.");
+                }
                 try
                 {
                     // Validate required fields
@@ -1414,7 +1557,9 @@ public class CsvImportService : ICsvImportService
                         CustomerPO = record.CustomerPO?.Trim(),
                         SpecialInstructions = record.SpecialInstructions?.Trim(),
                         InternalNotes = record.Notes?.Trim(),
-                        Description = record.SpecialInstructions?.Trim() ?? "Imported job",
+                        Description = record.Description?.Trim()
+                            ?? record.SpecialInstructions?.Trim()
+                            ?? "Imported job",
                         CreatedAt = DateTime.UtcNow,
                         UpdatedAt = DateTime.UtcNow
                     };
@@ -2813,6 +2958,23 @@ public class CsvImportService : ICsvImportService
         return trimmed;
     }
 
+    /// <summary>
+    /// Normalises a phone string to its last 10 digits for duplicate-detection comparisons.
+    /// Stripping to digits only means formatting differences such as (423)&nbsp;331-9834,
+    /// 423-331-9834, and 4233319834 all produce the same key. Returns null when the input
+    /// contains fewer than 7 digits — too short to be a real phone number and avoids false
+    /// positive matches on placeholder values like "N/A" or extension-only strings.
+    /// </summary>
+    /// <param name="phone">Raw phone string as read from the CSV, or null.</param>
+    /// <returns>Last 10 (or all, if fewer than 10) digits of the input; null if input is unusable.</returns>
+    private static string? NormalizePhone(string? phone)
+    {
+        if (string.IsNullOrWhiteSpace(phone)) return null;
+        var digits = new string(phone.Where(char.IsDigit).ToArray());
+        if (digits.Length < 7) return null;
+        return digits.Length >= 10 ? digits[^10..] : digits;
+    }
+
     // ── Invoice Import ───────────────────────────────────────────────────────────
 
     /// <summary>
@@ -3340,4 +3502,23 @@ public class CsvImportService : ICsvImportService
             return result;
         }
     }
+
+    /// <summary>
+    /// Returns null for any value that cannot be parsed as a decimal, instead of throwing a
+    /// TypeConverterException. Registered globally on the job CSV reader so that spreadsheet
+    /// artefacts like "false" in a price column are treated as $0 with a warning.
+    /// </summary>
+    private sealed class LenientNullableDecimalConverter : CsvHelper.TypeConversion.ITypeConverter
+    {
+        public object? ConvertFromString(string? text, CsvHelper.IReaderRow row, CsvHelper.Configuration.MemberMapData memberMapData)
+        {
+            if (string.IsNullOrWhiteSpace(text)) return null;
+            return decimal.TryParse(text, System.Globalization.NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out var v)
+                ? (object?)v
+                : null;
+        }
+
+        public string? ConvertToString(object? value, CsvHelper.IWriterRow row, CsvHelper.Configuration.MemberMapData memberMapData)
+            => value?.ToString();
+    }
 }

src/PowderCoating.Infrastructure/Services/CustomFormulaAiService.cs

@@ -0,0 +1,247 @@
+using System.Text;
+using System.Text.Json;
+using System.Text.RegularExpressions;
+using NCalc2;
+using Anthropic.SDK;
+using Anthropic.SDK.Messaging;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Logging;
+using PowderCoating.Application.DTOs.Company;
+using PowderCoating.Application.Interfaces;
+
+namespace PowderCoating.Infrastructure.Services;
+
+/// <summary>
+/// Generates NCalc pricing formula templates from natural-language descriptions using
+/// Claude Sonnet. Accepts an optional diagram image so the model can see the physical
+/// shape being estimated. The model returns a structured JSON object containing the
+/// field list, NCalc expression, output mode, and verification inputs; the service
+/// parses and returns it as a <see cref="GenerateFormulaFromAiResponse"/>.
+/// </summary>
+public class CustomFormulaAiService : ICustomFormulaAiService
+{
+    private readonly IConfiguration _config;
+    private readonly ILogger<CustomFormulaAiService> _logger;
+
+    private const string SystemPrompt = @"You are an expert pricing formula engineer for a powder coating business.
+Your job is to generate NCalc expressions that calculate either a fixed price or a surface area
+from user-supplied field values.
+
+CRITICAL: NCalc function names are CASE-SENSITIVE and must be ALL LOWERCASE.
+Supported built-in functions (always write these exactly as shown):
+  if(condition, trueValue, falseValue)   — conditional expression
+  abs(x)                                 — absolute value
+  round(x, digits)                       — round to N decimal places
+  max(a, b)                              — larger of two values
+  min(a, b)                              — smaller of two values
+  pow(base, exponent)                    — exponentiation
+  sqrt(x)                                — square root
+Standard operators: +  -  *  /  %
+Comparison operators: <  >  <=  >=  ==  !=
+Boolean operators: &&  ||  !
+
+Do NOT use: IF, Abs, Round, Max, Min, Pow, Sqrt (uppercase versions) — NCalc will reject them.
+
+The user will describe a custom fabricated item (e.g., 'Roof curb', 'Electrical enclosure',
+'Tubular frame') and you must produce a pricing formula template.
+
+Respond ONLY with a valid JSON object matching this exact schema — no markdown, no explanation:
+
+{
+  ""name"": ""string — short template name (e.g. 'Roof Curb', 'Electrical Enclosure')"",
+  ""outputMode"": ""FixedRate"" | ""SurfaceAreaSqFt"",
+  ""fields"": [
+    {
+      ""name"": ""snake_case_variable_name"",
+      ""label"": ""Human-readable label"",
+      ""unit"": ""in / ft / mm / cm / qty / lbs — or empty string"",
+      ""defaultValue"": number
+    }
+  ],
+  ""formula"": ""NCalc expression using field name variables and optionally 'rate'"",
+  ""defaultRate"": number or null,
+  ""rateLabel"": ""string label for the rate field, e.g. '$/sq ft' — null if no rate"",
+  ""reasoning"": ""1-2 sentences explaining how the formula was derived"",
+  ""verificationInputs"": { ""variable_name"": number },
+  ""verificationResult"": number
+}
+
+Built-in shop-rate variables (injected automatically at eval time — do NOT redeclare them as fields):
+  standard_labor_rate       — shop billing rate in $/hr (e.g.  hours * standard_labor_rate)
+  additional_coat_labor_pct — extra-coat labor surcharge 0–100 (e.g.  cost * (1 + additional_coat_labor_pct/100))
+  markup_pct                — general markup percentage 0–100   (e.g.  cost * (1 + markup_pct/100))
+
+Rules:
+- Use FixedRate when the formula directly calculates a dollar amount (e.g. surface area × rate per sqft)
+- Use SurfaceAreaSqFt when the formula calculates square footage and the standard pricing engine handles the rest
+- Always include a 'rate' variable when outputMode is FixedRate and the price scales with dimensions, UNLESS the formula already uses standard_labor_rate or another built-in
+- Field names must be valid NCalc identifiers (letters, digits, underscores; no spaces or hyphens)
+- Do NOT include standard_labor_rate, additional_coat_labor_pct, or markup_pct in the fields array — they are injected automatically
+- verificationInputs and verificationResult must use the exact field names and formula you generated
+- Surface area formulas for box shapes: 2*(L*W + L*H + W*H) where L/W/H are in the same unit; convert to sqft if needed
+- For inch inputs convert to sqft: divide by 144 (sqin→sqft) or use /12 per side before multiplying
+";
+
+    public CustomFormulaAiService(IConfiguration config, ILogger<CustomFormulaAiService> logger)
+    {
+        _config = config;
+        _logger = logger;
+    }
+
+    /// <inheritdoc />
+    public async Task<GenerateFormulaFromAiResponse> GenerateFormulaAsync(
+        GenerateFormulaFromAiRequest request,
+        byte[]? imageBytes = null,
+        string? imageContentType = null)
+    {
+        var apiKey = _config["AI:Anthropic:ApiKey"];
+        if (string.IsNullOrWhiteSpace(apiKey) || apiKey.StartsWith("your-"))
+        {
+            return new GenerateFormulaFromAiResponse
+            {
+                Success = false,
+                Error = "Anthropic API key is not configured. Add AI:Anthropic:ApiKey to appsettings.json."
+            };
+        }
+
+        try
+        {
+            var client = new AnthropicClient(apiKey);
+
+            var userContent = new List<ContentBase>();
+
+            if (imageBytes is { Length: > 0 } && !string.IsNullOrWhiteSpace(imageContentType))
+            {
+                userContent.Add(new ImageContent
+                {
+                    Source = new ImageSource
+                    {
+                        MediaType = imageContentType,
+                        Data = Convert.ToBase64String(imageBytes)
+                    }
+                });
+            }
+
+            userContent.Add(new TextContent { Text = request.Description });
+
+            var messages = new List<Message>
+            {
+                new() { Role = RoleType.User, Content = userContent }
+            };
+
+            var response = await client.Messages.GetClaudeMessageAsync(new MessageParameters
+            {
+                Model = "claude-sonnet-4-6",
+                MaxTokens = 1024,
+                SystemMessage = SystemPrompt,
+                Messages = messages
+            });
+
+            var rawJson = response.Message.ToString().Trim();
+
+            // Strip markdown code fences if the model adds them
+            if (rawJson.StartsWith("```"))
+            {
+                var start = rawJson.IndexOf('\n') + 1;
+                var end = rawJson.LastIndexOf("```");
+                if (end > start) rawJson = rawJson[start..end].Trim();
+            }
+
+            using var doc = JsonDocument.Parse(rawJson);
+            var root = doc.RootElement;
+
+            var fieldsJson = root.TryGetProperty("fields", out var fieldsEl)
+                ? fieldsEl.GetRawText()
+                : "[]";
+
+            decimal? defaultRate = null;
+            if (root.TryGetProperty("defaultRate", out var rateEl) && rateEl.ValueKind == JsonValueKind.Number)
+                defaultRate = rateEl.GetDecimal();
+
+            decimal? verificationResult = null;
+            if (root.TryGetProperty("verificationResult", out var vrEl) && vrEl.ValueKind == JsonValueKind.Number)
+                verificationResult = vrEl.GetDecimal();
+
+            string? verificationInputs = null;
+            if (root.TryGetProperty("verificationInputs", out var viEl))
+                verificationInputs = viEl.GetRawText();
+
+            return new GenerateFormulaFromAiResponse
+            {
+                Success = true,
+                Name = root.TryGetProperty("name", out var nameEl) ? nameEl.GetString() : null,
+                OutputMode = root.TryGetProperty("outputMode", out var omEl) ? omEl.GetString() : "FixedRate",
+                FieldsJson = fieldsJson,
+                Formula = root.TryGetProperty("formula", out var fEl) ? fEl.GetString() : null,
+                DefaultRate = defaultRate,
+                RateLabel = root.TryGetProperty("rateLabel", out var rlEl) ? rlEl.GetString() : null,
+                Reasoning = root.TryGetProperty("reasoning", out var reEl) ? reEl.GetString() : null,
+                VerificationResult = verificationResult,
+                VerificationInputs = verificationInputs
+            };
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "CustomFormulaAiService.GenerateFormulaAsync failed");
+            return new GenerateFormulaFromAiResponse { Success = false, Error = ex.Message };
+        }
+    }
+
+    // Lowercase NCalc built-in names before evaluation so that user-typed or AI-generated
+    // uppercase variants (IF, Abs, POW, etc.) don't produce "Function not found" errors.
+    private static readonly Regex _ncalcFuncRegex = new(
+        @"\b(if|abs|round|max|min|pow|sqrt|ceiling|floor|truncate|sign|log|exp)\b(?=\s*\()",
+        RegexOptions.IgnoreCase | RegexOptions.Compiled);
+
+    private static string NormalizeFormula(string formula) =>
+        _ncalcFuncRegex.Replace(formula, m => m.Value.ToLowerInvariant());
+
+    /// <inheritdoc />
+    public (string NormalizedFormula, string? Error) NormalizeAndValidate(string formula)
+    {
+        if (string.IsNullOrWhiteSpace(formula))
+            return (formula, "Formula cannot be empty.");
+
+        var normalized = NormalizeFormula(formula);
+        try
+        {
+            var expr = new Expression(normalized);
+            if (expr.HasErrors())
+                return (formula, expr.Error);
+            return (normalized, null);
+        }
+        catch (Exception ex)
+        {
+            return (formula, ex.Message);
+        }
+    }
+
+    /// <inheritdoc />
+    public EvaluateFormulaResponse EvaluateFormula(EvaluateFormulaRequest request)
+    {
+        if (string.IsNullOrWhiteSpace(request?.Formula))
+            return new EvaluateFormulaResponse { Success = false, Error = "Formula is required." };
+
+        try
+        {
+            var variables = JsonSerializer.Deserialize<Dictionary<string, JsonElement>>(
+                request.VariablesJson ?? "{}") ?? new();
+
+            var expr = new Expression(NormalizeFormula(request.Formula));
+            foreach (var kv in variables)
+            {
+                expr.Parameters[kv.Key] = kv.Value.ValueKind == JsonValueKind.Number
+                    ? (object)kv.Value.GetDouble()
+                    : (object)(kv.Value.GetString() ?? "");
+            }
+
+            var result = expr.Evaluate();
+            var decResult = Convert.ToDecimal(result);
+            return new EvaluateFormulaResponse { Success = true, Result = Math.Round(decResult, 4) };
+        }
+        catch (Exception ex)
+        {
+            return new EvaluateFormulaResponse { Success = false, Error = ex.Message };
+        }
+    }
+}

src/PowderCoating.Infrastructure/Services/FormulaLibraryService.cs

@@ -0,0 +1,382 @@
+using AutoMapper;
+using Microsoft.Extensions.Logging;
+using PowderCoating.Application.DTOs.Company;
+using PowderCoating.Application.Interfaces;
+using PowderCoating.Core.Entities;
+using PowderCoating.Core.Interfaces;
+
+namespace PowderCoating.Infrastructure.Services;
+
+/// <summary>
+/// Manages the community formula library: sharing a company template to the platform-wide
+/// library, removing it, browsing published entries, and importing an entry as a local copy.
+/// </summary>
+public class FormulaLibraryService : IFormulaLibraryService
+{
+    private readonly IUnitOfWork _unitOfWork;
+    private readonly IMapper _mapper;
+    private readonly ILogger<FormulaLibraryService> _logger;
+
+    public FormulaLibraryService(IUnitOfWork unitOfWork, IMapper mapper, ILogger<FormulaLibraryService> logger)
+    {
+        _unitOfWork = unitOfWork;
+        _mapper = mapper;
+        _logger = logger;
+    }
+
+    /// <inheritdoc />
+    public async Task<IEnumerable<FormulaLibraryCardDto>> BrowseAsync(
+        int companyId, string? search, string? outputMode, string? industryHint)
+    {
+        var items = await _unitOfWork.FormulaLibrary.FindAsync(i => i.IsPublished);
+
+        if (!string.IsNullOrWhiteSpace(search))
+        {
+            var lower = search.ToLowerInvariant();
+            items = items.Where(i =>
+                i.Name.ToLowerInvariant().Contains(lower) ||
+                (i.Description != null && i.Description.ToLowerInvariant().Contains(lower)) ||
+                (i.Tags != null && i.Tags.ToLowerInvariant().Contains(lower)) ||
+                i.SourceCompanyName.ToLowerInvariant().Contains(lower));
+        }
+
+        if (!string.IsNullOrWhiteSpace(outputMode))
+            items = items.Where(i => i.OutputMode == outputMode);
+
+        if (!string.IsNullOrWhiteSpace(industryHint))
+            items = items.Where(i => i.IndustryHint != null &&
+                i.IndustryHint.ToLowerInvariant().Contains(industryHint.ToLowerInvariant()));
+
+        // Load InspiredBy for attribution line
+        var itemList = items.ToList();
+        var inspiredByIds = itemList
+            .Where(i => i.InspiredByFormulaLibraryItemId.HasValue)
+            .Select(i => i.InspiredByFormulaLibraryItemId!.Value)
+            .Distinct()
+            .ToHashSet();
+
+        Dictionary<int, FormulaLibraryItem> inspirations = new();
+        foreach (var id in inspiredByIds)
+        {
+            var parent = await _unitOfWork.FormulaLibrary.GetByIdAsync(id);
+            if (parent != null) inspirations[id] = parent;
+        }
+
+        // Attach navigation properties manually (PlainRepository doesn't eager-load)
+        foreach (var item in itemList)
+        {
+            if (item.InspiredByFormulaLibraryItemId.HasValue &&
+                inspirations.TryGetValue(item.InspiredByFormulaLibraryItemId.Value, out var parent))
+                item.InspiredBy = parent;
+        }
+
+        // Determine which entries this company has already imported
+        var imports = await _unitOfWork.FormulaLibraryImports.FindAsync(
+            imp => imp.CompanyId == companyId && !imp.IsDeleted);
+        var importedIds = imports.Select(imp => imp.FormulaLibraryItemId).ToHashSet();
+
+        // Load all ratings in one query for this page of items
+        var allItemIds = itemList.Select(i => i.Id).ToHashSet();
+        var allRatings = await _unitOfWork.FormulaLibraryRatings.FindAsync(
+            r => allItemIds.Contains(r.FormulaLibraryItemId));
+
+        // Group counts and find the current company's vote per item
+        var ratingsByItem = allRatings
+            .GroupBy(r => r.FormulaLibraryItemId)
+            .ToDictionary(g => g.Key, g => g.ToList());
+
+        var dtos = _mapper.Map<List<FormulaLibraryCardDto>>(itemList);
+        for (int i = 0; i < dtos.Count; i++)
+        {
+            dtos[i].AlreadyImported = importedIds.Contains(dtos[i].Id);
+            dtos[i].IsOwnFormula = itemList[i].SourceCompanyId == companyId;
+
+            if (ratingsByItem.TryGetValue(dtos[i].Id, out var ratings))
+            {
+                dtos[i].ThumbsUp   = ratings.Count(r => r.IsPositive);
+                dtos[i].ThumbsDown = ratings.Count(r => !r.IsPositive);
+                var myRating = ratings.FirstOrDefault(r => r.CompanyId == companyId);
+                dtos[i].MyVote = myRating?.IsPositive;
+            }
+        }
+
+        // Sort: thumbs-up score descending, then import count, then name
+        return dtos
+            .OrderByDescending(d => d.ThumbsUp - d.ThumbsDown)
+            .ThenByDescending(d => d.ImportCount)
+            .ThenBy(d => d.Name);
+    }
+
+    /// <inheritdoc />
+    public async Task<FormulaLibraryDetailDto?> GetDetailAsync(int libraryItemId, int companyId)
+    {
+        var item = await _unitOfWork.FormulaLibrary.GetByIdAsync(libraryItemId);
+        if (item == null || !item.IsPublished) return null;
+
+        if (item.InspiredByFormulaLibraryItemId.HasValue)
+            item.InspiredBy = await _unitOfWork.FormulaLibrary.GetByIdAsync(
+                item.InspiredByFormulaLibraryItemId.Value);
+
+        var dto = _mapper.Map<FormulaLibraryDetailDto>(item);
+
+        var imp = await _unitOfWork.FormulaLibraryImports.FindAsync(
+            i => i.CompanyId == companyId && i.FormulaLibraryItemId == libraryItemId && !i.IsDeleted);
+        dto.AlreadyImported = imp.Any();
+
+        return dto;
+    }
+
+    /// <inheritdoc />
+    public async Task<int> ShareAsync(int companyId, string userId, ShareFormulaRequest request)
+    {
+        var template = await _unitOfWork.CustomItemTemplates.GetByIdAsync(request.CustomItemTemplateId);
+        if (template == null || template.CompanyId != companyId)
+            throw new InvalidOperationException("Template not found.");
+
+        if (!CanShare(template))
+            throw new InvalidOperationException("This template is not eligible to be shared.");
+
+        // Determine "Inspired by" — if this was imported from the library
+        int? inspiredById = null;
+        if (template.SourceFormulaLibraryItemId.HasValue && template.IsModifiedFromSource)
+            inspiredById = template.SourceFormulaLibraryItemId;
+
+        // Get company name for attribution
+        var company = await _unitOfWork.Companies.GetByIdAsync(companyId);
+        var companyName = company?.CompanyName ?? "Unknown Company";
+
+        // Re-use existing row if one exists (re-share after unshare, or update after edits)
+        var existing = await _unitOfWork.FormulaLibrary.FirstOrDefaultAsync(
+            f => f.SourceCustomItemTemplateId == template.Id && f.SourceCompanyId == companyId);
+
+        if (existing != null)
+        {
+            CopyFromTemplate(existing, template, companyName, request);
+            existing.InspiredByFormulaLibraryItemId = inspiredById;
+            existing.IsPublished = true;
+            existing.UpdatedAt = DateTime.UtcNow;
+            await _unitOfWork.FormulaLibrary.UpdateAsync(existing);
+            await _unitOfWork.CompleteAsync();
+            return existing.Id;
+        }
+
+        var libraryItem = new FormulaLibraryItem
+        {
+            SharedByUserId = userId,
+            SharedAt = DateTime.UtcNow,
+            SourceCustomItemTemplateId = template.Id,
+            SourceCompanyId = companyId,
+            SourceCompanyName = companyName,
+            InspiredByFormulaLibraryItemId = inspiredById,
+            IsPublished = true,
+        };
+        CopyFromTemplate(libraryItem, template, companyName, request);
+
+        await _unitOfWork.FormulaLibrary.AddAsync(libraryItem);
+        await _unitOfWork.CompleteAsync();
+        return libraryItem.Id;
+    }
+
+    /// <inheritdoc />
+    public async Task UnshareAsync(int libraryItemId, int companyId)
+    {
+        var item = await _unitOfWork.FormulaLibrary.GetByIdAsync(libraryItemId);
+        if (item == null || item.SourceCompanyId != companyId) return;
+
+        item.IsPublished = false;
+        item.UpdatedAt = DateTime.UtcNow;
+        await _unitOfWork.FormulaLibrary.UpdateAsync(item);
+        await _unitOfWork.CompleteAsync();
+    }
+
+    /// <inheritdoc />
+    public async Task<int> ImportAsync(int libraryItemId, int companyId, string userId)
+    {
+        var libraryItem = await _unitOfWork.FormulaLibrary.GetByIdAsync(libraryItemId);
+        if (libraryItem == null || !libraryItem.IsPublished)
+            throw new InvalidOperationException("Library entry not found or no longer published.");
+
+        // Return existing import if already imported
+        var existingImports = await _unitOfWork.FormulaLibraryImports.FindAsync(
+            i => i.CompanyId == companyId && i.FormulaLibraryItemId == libraryItemId && !i.IsDeleted);
+        var existingImport = existingImports.FirstOrDefault();
+        if (existingImport != null) return existingImport.ResultingCustomItemTemplateId;
+
+        // Create a local copy as a new CustomItemTemplate
+        var template = new CustomItemTemplate
+        {
+            CompanyId = companyId,
+            Name = libraryItem.Name,
+            Description = libraryItem.Description,
+            OutputMode = libraryItem.OutputMode,
+            FieldsJson = libraryItem.FieldsJson,
+            Formula = libraryItem.Formula,
+            DefaultRate = libraryItem.DefaultRate,
+            RateLabel = libraryItem.RateLabel,
+            Notes = libraryItem.Notes,
+            DiagramImagePath = libraryItem.DiagramImagePath,
+            DisplayOrder = 0,
+            IsActive = true,
+            SourceFormulaLibraryItemId = libraryItemId,
+            IsModifiedFromSource = false,
+        };
+
+        await _unitOfWork.CustomItemTemplates.AddAsync(template);
+        await _unitOfWork.CompleteAsync();
+
+        var importRecord = new FormulaLibraryImport
+        {
+            CompanyId = companyId,
+            FormulaLibraryItemId = libraryItemId,
+            ImportedByUserId = userId,
+            ImportedAt = DateTime.UtcNow,
+            ResultingCustomItemTemplateId = template.Id,
+        };
+        await _unitOfWork.FormulaLibraryImports.AddAsync(importRecord);
+
+        // Increment import counter
+        libraryItem.ImportCount++;
+        await _unitOfWork.FormulaLibrary.UpdateAsync(libraryItem);
+
+        await _unitOfWork.CompleteAsync();
+        return template.Id;
+    }
+
+    /// <inheritdoc />
+    public async Task<FormulaLibraryStatusDto> GetTemplateLibraryStatusAsync(int templateId, int companyId)
+    {
+        var template = await _unitOfWork.CustomItemTemplates.GetByIdAsync(templateId);
+        if (template == null || template.CompanyId != companyId)
+            return new FormulaLibraryStatusDto { CanShare = false };
+
+        var dto = new FormulaLibraryStatusDto { CanShare = CanShare(template) };
+
+        // Populate import attribution
+        if (template.SourceFormulaLibraryItemId.HasValue)
+        {
+            var source = await _unitOfWork.FormulaLibrary.GetByIdAsync(template.SourceFormulaLibraryItemId.Value);
+            if (source != null)
+            {
+                dto.ImportedFromName = source.Name;
+                dto.ImportedFromCompany = source.SourceCompanyName;
+            }
+        }
+
+        // Check if this template has an active library entry
+        var libraryItem = await _unitOfWork.FormulaLibrary.FirstOrDefaultAsync(
+            f => f.SourceCustomItemTemplateId == templateId && f.SourceCompanyId == companyId);
+        if (libraryItem != null)
+        {
+            dto.LibraryItemId = libraryItem.Id;
+            dto.IsPublished = libraryItem.IsPublished;
+        }
+
+        return dto;
+    }
+
+    /// <inheritdoc />
+    public async Task CascadeRemoveDiagramAsync(int sourceCustomItemTemplateId)
+    {
+        // Null out on the library item published from this template
+        var libraryItem = await _unitOfWork.FormulaLibrary.FirstOrDefaultAsync(
+            f => f.SourceCustomItemTemplateId == sourceCustomItemTemplateId);
+        if (libraryItem != null && libraryItem.DiagramImagePath != null)
+        {
+            libraryItem.DiagramImagePath = null;
+            libraryItem.UpdatedAt = DateTime.UtcNow;
+            await _unitOfWork.FormulaLibrary.UpdateAsync(libraryItem);
+
+            // Null out on all imported copies
+            var imports = await _unitOfWork.FormulaLibraryImports.FindAsync(
+                i => i.FormulaLibraryItemId == libraryItem.Id && !i.IsDeleted);
+            foreach (var imp in imports)
+            {
+                var copy = await _unitOfWork.CustomItemTemplates.GetByIdAsync(
+                    imp.ResultingCustomItemTemplateId);
+                if (copy != null && copy.DiagramImagePath != null)
+                {
+                    copy.DiagramImagePath = null;
+                    await _unitOfWork.CompleteAsync();
+                }
+            }
+        }
+    }
+
+    /// <inheritdoc />
+    public async Task<(int ThumbsUp, int ThumbsDown, bool? MyVote)> RateAsync(
+        int libraryItemId, int companyId, bool isPositive)
+    {
+        var item = await _unitOfWork.FormulaLibrary.GetByIdAsync(libraryItemId);
+        if (item == null || !item.IsPublished)
+            throw new InvalidOperationException("Library entry not found.");
+
+        // Companies cannot rate their own formula
+        if (item.SourceCompanyId == companyId)
+            throw new InvalidOperationException("You cannot rate your own formula.");
+
+        var existing = await _unitOfWork.FormulaLibraryRatings.FirstOrDefaultAsync(
+            r => r.FormulaLibraryItemId == libraryItemId && r.CompanyId == companyId);
+
+        bool? myVote;
+        if (existing != null && existing.IsPositive == isPositive)
+        {
+            // Same vote again — toggle off
+            await _unitOfWork.FormulaLibraryRatings.DeleteAsync(existing);
+            myVote = null;
+        }
+        else if (existing != null)
+        {
+            // Opposite vote — flip it
+            existing.IsPositive = isPositive;
+            existing.RatedAt = DateTime.UtcNow;
+            await _unitOfWork.FormulaLibraryRatings.UpdateAsync(existing);
+            myVote = isPositive;
+        }
+        else
+        {
+            // New vote
+            await _unitOfWork.FormulaLibraryRatings.AddAsync(new FormulaLibraryRating
+            {
+                FormulaLibraryItemId = libraryItemId,
+                CompanyId = companyId,
+                IsPositive = isPositive,
+                RatedAt = DateTime.UtcNow,
+            });
+            myVote = isPositive;
+        }
+
+        await _unitOfWork.CompleteAsync();
+
+        // Return fresh counts
+        var allRatings = await _unitOfWork.FormulaLibraryRatings.FindAsync(
+            r => r.FormulaLibraryItemId == libraryItemId);
+        var list = allRatings.ToList();
+        return (list.Count(r => r.IsPositive), list.Count(r => !r.IsPositive), myVote);
+    }
+
+    // ── Helpers ───────────────────────────────────────────────────────────
+
+    /// <summary>
+    /// A template is shareable if it was created fresh (no source library item) or
+    /// if it was imported but then modified by the company.
+    /// </summary>
+    private static bool CanShare(CustomItemTemplate t) =>
+        t.SourceFormulaLibraryItemId == null || t.IsModifiedFromSource;
+
+    private static void CopyFromTemplate(
+        FormulaLibraryItem dest, CustomItemTemplate src, string companyName, ShareFormulaRequest req)
+    {
+        dest.Name = src.Name;
+        dest.Description = src.Description;
+        dest.OutputMode = src.OutputMode;
+        dest.FieldsJson = src.FieldsJson;
+        dest.Formula = src.Formula;
+        dest.DefaultRate = src.DefaultRate;
+        dest.RateLabel = src.RateLabel;
+        dest.Notes = src.Notes;
+        dest.DiagramImagePath = src.DiagramImagePath;
+        dest.SourceCompanyName = companyName;
+        dest.Tags = req.Tags?.Trim();
+        dest.IndustryHint = req.IndustryHint?.Trim();
+    }
+}

src/PowderCoating.Infrastructure/Services/InventoryAiLookupService.cs

@@ -1209,6 +1209,15 @@ Rules:
             sb.AppendLine("Page content:");
             sb.AppendLine(pageContent);
         }
+        else if (!string.IsNullOrWhiteSpace(fetchUrl))
+        {
+            // Page content unavailable (fetch failed or blocked) — still surface the URL so Claude
+            // can use its training knowledge of the manufacturer URL structure (e.g. Prismatic SKU
+            // in the path) to infer product identity rather than returning all-null fields.
+            sb.AppendLine();
+            sb.AppendLine($"Product URL (page content could not be fetched): {fetchUrl}");
+            sb.AppendLine("Use your training knowledge of this manufacturer and the URL to fill in as many fields as possible.");
+        }
 
         return sb.ToString();
     }

src/PowderCoating.Infrastructure/Services/NotificationService.cs

@@ -94,7 +94,7 @@ public class NotificationService : INotificationService
                     quote.CompanyId, NotificationType.QuoteSent, values,
                     $"Your Quote {quote.QuoteNumber} from {companyName}");
 
-                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, token: null, company, baseUrl);
+                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, token: null, company, baseUrl, replyToEmail);
                 var plainText = StripHtml(fullHtml);
 
                 var (success, error) = await _emailService.SendEmailAsync(
@@ -137,7 +137,7 @@ public class NotificationService : INotificationService
                     quote.CompanyId, NotificationType.QuoteSent, values,
                     $"Your Quote {quote.QuoteNumber} from {companyName}");
 
-                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, baseUrl);
+                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, baseUrl, replyToEmail);
                 var plainText = StripHtml(fullHtml);
 
                 var (success, error, recipientsLog) = await SendToEmailListAsync(
@@ -300,7 +300,7 @@ public class NotificationService : INotificationService
                     quote.CompanyId, NotificationType.QuoteApproved, values,
                     $"Quote {quote.QuoteNumber} Approved — {companyName}");
 
-                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, await GetBaseUrlAsync());
+                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, await GetBaseUrlAsync(), replyToEmail);
                 var plainText = StripHtml(fullHtml);
 
                 var (success, error, recipientsLog) = await SendToEmailListAsync(
@@ -383,7 +383,7 @@ public class NotificationService : INotificationService
                 var (subject, htmlBody) = await GetRenderedEmailAsync(
                     job.CompanyId, notifType, values, defaultSubject);
 
-                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, await GetBaseUrlAsync());
+                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, await GetBaseUrlAsync(), replyToEmail);
                 var plainText = StripHtml(fullHtml);
 
                 var (success, error, recipientsLog) = await SendToEmailListAsync(
@@ -451,7 +451,7 @@ public class NotificationService : INotificationService
                     job.CompanyId, NotificationType.JobCompleted, values,
                     $"Job {job.JobNumber} Complete — {companyName}");
 
-                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, await GetBaseUrlAsync());
+                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, await GetBaseUrlAsync(), replyToEmail);
                 var plainText = StripHtml(fullHtml);
 
                 var (success, error, recipientsLog) = await SendToEmailListAsync(
@@ -674,7 +674,7 @@ public class NotificationService : INotificationService
                         """;
                 }
 
-                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, await GetBaseUrlAsync());
+                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, await GetBaseUrlAsync(), replyToEmail);
                 var plainText = !string.IsNullOrEmpty(paymentUrl)
                     ? StripHtml(htmlBody) + $"\r\n\r\nPay online: {paymentUrl}"
                     : StripHtml(fullHtml);
@@ -793,7 +793,7 @@ public class NotificationService : INotificationService
                     invoice.CompanyId, NotificationType.PaymentReceived, values,
                     $"Payment Received — Invoice {invoice.InvoiceNumber}");
 
-                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, await GetBaseUrlAsync());
+                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, await GetBaseUrlAsync(), replyToEmail);
                 var plainText = StripHtml(fullHtml);
 
                 var (success, error, recipientsLog) = await SendToEmailListAsync(
@@ -867,7 +867,7 @@ public class NotificationService : INotificationService
                     invoice.CompanyId, NotificationType.PaymentReminder, values,
                     $"Payment Reminder — Invoice {invoice.InvoiceNumber} ({daysOverdue} days overdue)");
 
-                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, await GetBaseUrlAsync());
+                var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, customer.UnsubscribeToken, company, await GetBaseUrlAsync(), replyToEmail);
                 var plainText = StripHtml(fullHtml);
 
                 var (success, error, recipientsLog) = await SendToEmailListAsync(
@@ -971,7 +971,7 @@ public class NotificationService : INotificationService
             var (subject, htmlBody) = await GetRenderedEmailAsync(
                 quote.CompanyId, notificationType, values, defaultSubject);
 
-            var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, token: null, company, await GetBaseUrlAsync());
+            var fullHtml = AppendUnsubscribeFooterHtml(htmlBody, token: null, company, await GetBaseUrlAsync(), replyToEmail);
             var plainText = StripHtml(fullHtml);
 
             var (success, error) = await _emailService.SendEmailAsync(
@@ -1218,7 +1218,7 @@ public class NotificationService : INotificationService
                         var (custSubject, custHtml) = await GetRenderedEmailAsync(
                             appointment.CompanyId, NotificationType.AppointmentReminder, customerValues, defaultSubject);
 
-                        var custFullHtml  = AppendUnsubscribeFooterHtml(custHtml, customer.UnsubscribeToken, company, baseUrl);
+                        var custFullHtml  = AppendUnsubscribeFooterHtml(custHtml, customer.UnsubscribeToken, company, baseUrl, replyToEmail);
                         var custPlainText = StripHtml(custFullHtml);
 
                         var (custOk, custErr, custLog) = await SendToEmailListAsync(
@@ -1388,17 +1388,25 @@ public class NotificationService : INotificationService
     /// <summary>
     /// Appends CAN-SPAM required footer as HTML.
     /// </summary>
-    private static string AppendUnsubscribeFooterHtml(string htmlBody, string? token, Company? company = null, string? baseUrl = null)
+    private static string AppendUnsubscribeFooterHtml(string htmlBody, string? token, Company? company = null, string? baseUrl = null, string? replyToEmail = null)
     {
         var hasUnsubscribeUrl = !string.IsNullOrEmpty(token) && !string.IsNullOrEmpty(baseUrl);
         var hasAddress        = company != null && !string.IsNullOrWhiteSpace(company.Address);
+        var hasReplyTo        = !string.IsNullOrWhiteSpace(replyToEmail);
 
-        if (!hasUnsubscribeUrl && !hasAddress)
+        if (!hasUnsubscribeUrl && !hasAddress && !hasReplyTo)
             return htmlBody;
 
         var footer = "<hr style=\"border: none; border-top: 1px solid #eee; margin: 24px 0;\">" +
                      "<p style=\"font-size: 0.8em; color: #888; margin: 0;\">";
 
+        if (hasReplyTo)
+        {
+            var encodedEmail = WebUtility.HtmlEncode(replyToEmail!);
+            footer += $"Questions? Reply to this email or contact us at <a href=\"mailto:{encodedEmail}\" style=\"color: #888;\">{encodedEmail}</a>";
+            if (hasAddress || hasUnsubscribeUrl) footer += "<br>";
+        }
+
         if (hasAddress)
         {
             var addressLine = BuildAddressLine(company!);
@@ -1535,7 +1543,15 @@ public class NotificationService : INotificationService
             .AsNoTracking()
             .FirstOrDefaultAsync(p => p.CompanyId == companyId && !p.IsDeleted);
 
-        return (prefs?.EmailFromAddress, prefs?.EmailFromName);
+        var email = prefs?.EmailFromAddress;
+        var name  = prefs?.EmailFromName;
+
+        if (string.IsNullOrWhiteSpace(email))
+            _logger.LogWarning("No Reply-To email configured for company {CompanyId} — outgoing emails will show platform sender as reply address", companyId);
+        else
+            _logger.LogDebug("Reply-To for company {CompanyId}: {ReplyToEmail}", companyId, email);
+
+        return (email, name);
     }
 
     /// <summary>

src/PowderCoating.Web/BackgroundServices/SubscriptionExpiryBackgroundService.cs

@@ -67,9 +67,9 @@ public class SubscriptionExpiryBackgroundService : BackgroundService
     }
 
     /// <summary>
-    /// Opens a DI scope, queries non-Stripe-managed companies with active or grace-period subscriptions,
+    /// Opens a DI scope, queries non-Stripe-managed (trial) companies with active or grace-period
-    /// and calls <see cref="ProcessCompanyAsync"/> for each. A single <c>SaveChangesAsync</c> at the
+    /// subscriptions, and calls <see cref="ProcessCompanyAsync"/> for each. Each company is saved
-    /// end batches all status mutations into one round-trip. Errors are caught to keep the loop alive.
+    /// individually so a single failure does not prevent other companies from being updated.
     /// </summary>
     private async Task RunAsync(CancellationToken ct)
     {
@@ -103,17 +103,29 @@ public class SubscriptionExpiryBackgroundService : BackgroundService
 
             _logger.LogDebug("Found {Count} companies to evaluate.", companies.Count);
 
+            // All companies reaching this point have no StripeSubscriptionId — they are trials.
+            // Paid subscribers are managed by Stripe and filtered out above.
+            var effectiveGraceDays = gracePeriodAppliesToTrials ? gracePeriodDays : 0;
+
             foreach (var company in companies)
             {
                 if (ct.IsCancellationRequested) break;
-                var isTrial = string.IsNullOrEmpty(company.StripeSubscriptionId);
+                try
-                var effectiveGraceDays = isTrial && !gracePeriodAppliesToTrials ? 0 : gracePeriodDays;
+                {
                     await ProcessCompanyAsync(db, emailService, adminNotification, company, today, effectiveGraceDays, ct);
-            }
-
                     await db.SaveChangesAsync(ct);
                 }
                 catch (Exception ex)
+                {
+                    _logger.LogError(ex,
+                        "Failed to process subscription expiry for company {Id} ({Name}). Status change was not persisted.",
+                        company.Id, company.CompanyName);
+                    // Clear EF tracked changes so bad state does not bleed into the next company.
+                    db.ChangeTracker.Clear();
+                }
+            }
+        }
+        catch (Exception ex)
         {
             _logger.LogError(ex, "Subscription expiry run failed.");
         }
@@ -121,10 +133,15 @@ public class SubscriptionExpiryBackgroundService : BackgroundService
 
     /// <summary>
     /// Evaluates a single company and performs any required status transitions or reminder sends.
-    /// Transition logic: Active past end date → GracePeriod; GracePeriod past grace deadline → Expired + deactivated.
+    /// Transition logic:
+    /// <list type="bullet">
+    ///   <item>Active past end date, grace days = 0 → Expired + deactivated immediately (trials).</item>
+    ///   <item>Active past end date, grace days &gt; 0 → GracePeriod + grace-period email.</item>
+    ///   <item>GracePeriod past grace deadline → Expired + deactivated.</item>
+    /// </list>
     /// Reminder emails at <see cref="ReminderDays"/> offsets are sent only while the company is still Active.
-    /// Platform admin is notified asynchronously (fire-and-forget) for both grace period start and full expiry
+    /// Platform admin is notified asynchronously (fire-and-forget) so that operator action can be taken
-    /// so that operator action can be taken without delaying the main processing loop.
+    /// without delaying the main processing loop.
     /// </summary>
     private async Task ProcessCompanyAsync(
         ApplicationDbContext db,
@@ -153,17 +170,38 @@ public class SubscriptionExpiryBackgroundService : BackgroundService
             await WriteAuditLogAsync(db, company,
                 $"Auto-expired: grace period ended {gracePeriodDays} days after subscription end {endDate:d}.");
 
-            // Notify platform admin
             _ = adminNotification.NotifyCompanyExpiredAsync(
                 company.Id, company.CompanyName,
                 company.PrimaryContactEmail ?? string.Empty, expiredDate);
         }
         else if (company.SubscriptionStatus == SubscriptionStatus.Active && today > endDate)
         {
+            if (gracePeriodDays == 0)
+            {
+                // No grace period configured — expire immediately without going through GracePeriod.
+                // Trials always land here since gracePeriodAppliesToTrials defaults to false.
                 _logger.LogInformation(
-                "Company {Id} ({Name}) subscription ended. Entering grace period.",
+                    "Company {Id} ({Name}) subscription ended with no grace period. Marking Expired and deactivating.",
                     company.Id, company.CompanyName);
 
+                company.SubscriptionStatus = SubscriptionStatus.Expired;
+                company.IsActive = false;
+                company.UpdatedAt = DateTime.UtcNow;
+                company.UpdatedBy = "System";
+
+                await WriteAuditLogAsync(db, company,
+                    $"Auto-expired: subscription ended {endDate:d} with no grace period.");
+
+                _ = adminNotification.NotifyCompanyExpiredAsync(
+                    company.Id, company.CompanyName,
+                    company.PrimaryContactEmail ?? string.Empty, endDate);
+            }
+            else
+            {
+                _logger.LogInformation(
+                    "Company {Id} ({Name}) subscription ended. Entering {Days}-day grace period.",
+                    company.Id, company.CompanyName, gracePeriodDays);
+
                 company.SubscriptionStatus = SubscriptionStatus.GracePeriod;
                 company.UpdatedAt = DateTime.UtcNow;
                 company.UpdatedBy = "System";
@@ -171,18 +209,17 @@ public class SubscriptionExpiryBackgroundService : BackgroundService
                 await WriteAuditLogAsync(db, company,
                     $"Auto-moved to GracePeriod: subscription ended {endDate:d}. Grace period expires {expiredDate:d}.");
 
-            // Send "grace period started" email to company immediately
                 await SendEmailIfNotSentAsync(db, emailService, company, today,
                     NotificationType.SubscriptionExpiryReminder,
                     daysBeforeExpiry: 0,
                     gracePeriodDays,
                     ct);
 
-            // Notify platform admin
                 _ = adminNotification.NotifyCompanyGracePeriodAsync(
                     company.Id, company.CompanyName,
                     company.PrimaryContactEmail ?? string.Empty, expiredDate);
             }
+        }
 
         // ── Reminder emails (only while still Active) ────────────────────
         if (company.SubscriptionStatus == SubscriptionStatus.Active)

src/PowderCoating.Web/Controllers/CompanySettingsController.cs

@@ -33,6 +33,9 @@ public class CompanySettingsController : Controller
     private readonly IAuditLogService _auditLog;
     private readonly UserManager<ApplicationUser> _userManager;
     private readonly SignInManager<ApplicationUser> _signInManager;
+    private readonly IAzureBlobStorageService _blobStorage;
+    private readonly ICustomFormulaAiService _formulaAiService;
+    private readonly IFormulaLibraryService _formulaLibraryService;
 
     public CompanySettingsController(
         IUnitOfWork unitOfWork,
@@ -45,7 +48,10 @@ public class CompanySettingsController : Controller
         IConfiguration configuration,
         IAuditLogService auditLog,
         UserManager<ApplicationUser> userManager,
-        SignInManager<ApplicationUser> signInManager)
+        SignInManager<ApplicationUser> signInManager,
+        IAzureBlobStorageService blobStorage,
+        ICustomFormulaAiService formulaAiService,
+        IFormulaLibraryService formulaLibraryService)
     {
         _unitOfWork = unitOfWork;
         _mapper = mapper;
@@ -58,6 +64,9 @@ public class CompanySettingsController : Controller
         _auditLog = auditLog;
         _userManager = userManager;
         _signInManager = signInManager;
+        _blobStorage = blobStorage;
+        _formulaAiService = formulaAiService;
+        _formulaLibraryService = formulaLibraryService;
     }
 
     /// <summary>
@@ -130,12 +139,20 @@ public class CompanySettingsController : Controller
             var planConfig = await _unitOfWork.SubscriptionPlanConfigs.FirstOrDefaultAsync(p => p.Plan == company.SubscriptionPlan);
             dto.AllowOnlinePayments = planConfig?.AllowOnlinePayments ?? false;
             dto.AllowSms            = planConfig?.AllowSms ?? false;
+            ViewBag.AllowCustomFormulas = AllowCustomFormulas();
             dto.SmsEnabled          = company.SmsEnabled;
             dto.SmsDisabledByAdmin  = company.SmsDisabledByAdmin;
             dto.SmsTermsVersion     = AppConstants.SmsTermsVersion;
             dto.HasCurrentSmsAgreement = await _unitOfWork.CompanySmsAgreements
                 .AnyAsync(a => a.CompanyId == companyId.Value && a.TermsVersion == AppConstants.SmsTermsVersion);
 
+            // Timeclock settings
+            dto.TimeclockEnabled                  = company.TimeclockEnabled;
+            dto.TimeclockAllowMultiplePunchesPerDay = company.TimeclockAllowMultiplePunchesPerDay;
+            dto.TimeclockAutoClockOutHours         = company.TimeclockAutoClockOutHours;
+            var kioskDevices = await _unitOfWork.TimeclockKioskDevices.FindAsync(d => d.CompanyId == companyId.Value);
+            ViewBag.TimeclockKioskDevices = kioskDevices.OrderBy(d => d.ActivatedAt).ToList();
+
             // Flag whether Stripe Connect is configured (non-placeholder client ID)
             var connectClientId = _configuration["Stripe:Connect:ConnectClientId"];
             ViewBag.StripeConnectConfigured = !string.IsNullOrWhiteSpace(connectClientId)
@@ -734,6 +751,40 @@ public class CompanySettingsController : Controller
         }
     }
 
+    // POST: CompanySettings/UpdateTimeclockSettings
+    /// <summary>
+    /// Saves company-level timeclock settings (enabled toggle, multiple-punches-per-day, auto clock-out hours).
+    /// </summary>
+    [HttpPost]
+    public async Task<IActionResult> UpdateTimeclockSettings([FromBody] UpdateTimeclockSettingsDto dto)
+    {
+        try
+        {
+            var companyId = _tenantContext.GetCurrentCompanyId();
+            if (companyId == null)
+                return Json(new { success = false, message = "User does not have a company ID." });
+
+            var company = await _unitOfWork.Companies.GetByIdAsync(companyId.Value);
+            if (company == null)
+                return Json(new { success = false, message = "Company not found." });
+
+            company.TimeclockEnabled                   = dto.TimeclockEnabled;
+            company.TimeclockAllowMultiplePunchesPerDay = dto.TimeclockAllowMultiplePunchesPerDay;
+            company.TimeclockAutoClockOutHours          = dto.TimeclockAutoClockOutHours;
+
+            await _unitOfWork.Companies.UpdateAsync(company);
+            await _unitOfWork.CompleteAsync();
+
+            _logger.LogInformation("Company {CompanyId} timeclock settings updated", companyId);
+            return Json(new { success = true, message = "Timeclock settings saved." });
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Error updating timeclock settings");
+            return Json(new { success = false, message = "An error occurred while saving timeclock settings." });
+        }
+    }
+
     /// <summary>
     /// Builds a suggested AI profile draft from existing company configuration — company name/location,
     /// named ovens, sandblasting capability, shop worker roles, coating inventory categories, and
@@ -1675,6 +1726,26 @@ public class CompanySettingsController : Controller
 
     #region Blast Setups
 
+    /// <summary>
+    /// Single authoritative blast-rate calculation endpoint. Takes equipment parameters and
+    /// returns the sqft/hr rate using the same ShopCapabilityCalculator formula the AI uses.
+    /// The modal live preview calls this instead of duplicating the formula in JavaScript.
+    /// </summary>
+    [HttpGet]
+    public IActionResult DeriveBlastRate(decimal cfm, int nozzle, int setupType, int substrate, decimal? rateOverride)
+    {
+        var setup = new CompanyBlastSetup
+        {
+            CompressorCfm                = cfm,
+            BlastNozzleSize              = nozzle,
+            SetupType                    = (BlastSetupType)setupType,
+            PrimarySubstrate             = (BlastSubstrateType)substrate,
+            BlastRateSqFtPerHourOverride = rateOverride > 0 ? rateOverride : null
+        };
+        var rate = ShopCapabilityCalculator.GetBlastRateSqFtPerHour(setup);
+        return Json(new { rate });
+    }
+
     /// <summary>Returns all active blast setups for the current company with their derived rates.</summary>
     [HttpGet]
     public async Task<IActionResult> GetBlastSetups()
@@ -2962,6 +3033,471 @@ public class CompanySettingsController : Controller
             return RedirectToAction(nameof(DeleteAccount));
         }
     }
+
+    // ─── Custom Formula Item Templates ──────────────────────────────────────────
+
+    private bool AllowCustomFormulas() => HttpContext.Items["AllowCustomFormulas"] as bool? ?? false;
+
+    /// <summary>Returns all active + inactive formula templates for the current company.</summary>
+    [HttpGet]
+    public async Task<IActionResult> GetCustomItemTemplate(int id)
+    {
+        if (!AllowCustomFormulas()) return Json(new { success = false, message = "Custom Formulas are not available on your current plan." });
+        var companyId = _tenantContext.GetCurrentCompanyId()!.Value;
+        var entity = await _unitOfWork.CustomItemTemplates.GetByIdAsync(id);
+        if (entity == null || entity.CompanyId != companyId)
+            return Json(new { success = false, message = "Template not found." });
+        var dto = _mapper.Map<CustomItemTemplateDto>(entity);
+        return Json(new { success = true, template = dto });
+    }
+
+    /// <summary>Returns all active + inactive formula templates for the current company.</summary>
+    [HttpGet]
+    public async Task<IActionResult> GetCustomItemTemplates()
+    {
+        if (!AllowCustomFormulas()) return Json(new { success = false, message = "Custom Formulas are not available on your current plan." });
+        var companyId = _tenantContext.GetCurrentCompanyId()!.Value;
+        var templates = await _unitOfWork.CustomItemTemplates.FindAsync(
+            t => t.CompanyId == companyId);
+        var dtos = _mapper.Map<List<CustomItemTemplateListDto>>(templates.OrderBy(t => t.DisplayOrder).ThenBy(t => t.Name));
+        return Json(new { success = true, templates = dtos });
+    }
+
+    /// <summary>Downloads all formula templates as a portable JSON backup file.</summary>
+    [HttpGet]
+    public async Task<IActionResult> ExportCustomItemTemplates()
+    {
+        if (!AllowCustomFormulas()) return Forbid();
+        var companyId = _tenantContext.GetCurrentCompanyId()!.Value;
+        var templates = await _unitOfWork.CustomItemTemplates.FindAsync(t => t.CompanyId == companyId);
+
+        // Parse FieldsJson into a real JsonElement so it is embedded as a proper JSON array
+        // in the export file rather than as an escaped string. This makes the file human-readable
+        // and avoids round-trip corruption when files are manually edited.
+        static System.Text.Json.JsonElement ParseFields(string? raw)
+        {
+            try { return System.Text.Json.JsonDocument.Parse(raw ?? "[]").RootElement.Clone(); }
+            catch { return System.Text.Json.JsonDocument.Parse("[]").RootElement.Clone(); }
+        }
+
+        var export = new
+        {
+            exportedAt = DateTime.UtcNow,
+            version = 1,
+            templates = templates
+                .OrderBy(t => t.DisplayOrder).ThenBy(t => t.Name)
+                .Select(t => new
+                {
+                    t.Name,
+                    t.Description,
+                    t.OutputMode,
+                    Fields = ParseFields(t.FieldsJson),
+                    t.Formula,
+                    t.DefaultRate,
+                    t.RateLabel,
+                    t.Notes,
+                    t.DisplayOrder,
+                    t.IsActive
+                })
+        };
+
+        var json = System.Text.Json.JsonSerializer.Serialize(export,
+            new System.Text.Json.JsonSerializerOptions
+            {
+                WriteIndented = true,
+                PropertyNamingPolicy = System.Text.Json.JsonNamingPolicy.CamelCase
+            });
+        var filename = $"formula-templates-{DateTime.UtcNow:yyyyMMdd}.json";
+        return File(System.Text.Encoding.UTF8.GetBytes(json), "application/json", filename);
+    }
+
+    /// <summary>
+    /// Imports formula templates from a JSON backup file produced by ExportCustomItemTemplates.
+    /// Templates whose name already exists in the company are skipped; all others are created.
+    /// </summary>
+    [HttpPost]
+    [ValidateAntiForgeryToken]
+    public async Task<IActionResult> ImportCustomItemTemplates(IFormFile file)
+    {
+        if (!AllowCustomFormulas()) return Json(new { success = false, message = "Custom Formulas are not available on your current plan." });
+        if (file == null || file.Length == 0) return Json(new { success = false, message = "No file selected." });
+        if (!file.FileName.EndsWith(".json", StringComparison.OrdinalIgnoreCase))
+            return Json(new { success = false, message = "File must be a .json export file." });
+        if (file.Length > 512 * 1024)
+            return Json(new { success = false, message = "File is too large (max 512 KB)." });
+
+        string json;
+        using (var reader = new System.IO.StreamReader(file.OpenReadStream()))
+            json = await reader.ReadToEndAsync();
+
+        System.Text.Json.JsonElement root;
+        try
+        {
+            root = System.Text.Json.JsonDocument.Parse(json).RootElement;
+        }
+        catch
+        {
+            return Json(new { success = false, message = "Could not parse file — make sure it is a valid formula export." });
+        }
+
+        if (!root.TryGetProperty("templates", out var templatesEl) || templatesEl.ValueKind != System.Text.Json.JsonValueKind.Array)
+            return Json(new { success = false, message = "Invalid export format: missing \"templates\" array." });
+
+        var companyId = _tenantContext.GetCurrentCompanyId()!.Value;
+        var existing = await _unitOfWork.CustomItemTemplates.FindAsync(t => t.CompanyId == companyId);
+        // Track names already in DB + names imported within this same file to prevent intra-file duplicates
+        var usedNames = existing.Select(t => t.Name.ToLowerInvariant()).ToHashSet();
+
+        int imported = 0, skipped = 0;
+        var skippedNames = new List<string>();
+        var errors = new List<string>();
+
+        foreach (var item in templatesEl.EnumerateArray())
+        {
+            try
+            {
+                var name = item.TryGetProperty("name", out var nEl) ? nEl.GetString() ?? "" : "";
+                if (string.IsNullOrWhiteSpace(name)) { errors.Add("Skipped one template with no name."); continue; }
+
+                if (usedNames.Contains(name.ToLowerInvariant()))
+                {
+                    skipped++;
+                    skippedNames.Add(name);
+                    continue;
+                }
+
+                var dto = new CreateCustomItemTemplateDto
+                {
+                    Name = name,
+                    Description = item.TryGetProperty("description", out var d) ? d.GetString() : null,
+                    OutputMode = item.TryGetProperty("outputMode", out var om) ? om.GetString() ?? "FixedRate" : "FixedRate",
+                    // "fields" is a real JSON array in the export; GetRawText() reconstructs the string
+                    FieldsJson = item.TryGetProperty("fields", out var fj) ? fj.GetRawText() : "[]",
+                    Formula = item.TryGetProperty("formula", out var f) ? f.GetString() ?? "" : "",
+                    DefaultRate = item.TryGetProperty("defaultRate", out var dr) && dr.ValueKind == System.Text.Json.JsonValueKind.Number ? dr.GetDecimal() : null,
+                    RateLabel = item.TryGetProperty("rateLabel", out var rl) ? rl.GetString() : null,
+                    Notes = item.TryGetProperty("notes", out var n) ? n.GetString() : null,
+                    DisplayOrder = item.TryGetProperty("displayOrder", out var dord) && dord.ValueKind == System.Text.Json.JsonValueKind.Number ? dord.GetInt32() : 0,
+                    IsActive = true,
+                };
+
+                var fieldError = ValidateTemplateFields(dto.FieldsJson);
+                if (fieldError != null) { errors.Add($"\"{name}\": {fieldError}"); continue; }
+
+                var (normalizedFormula, formulaError) = _formulaAiService.NormalizeAndValidate(dto.Formula);
+                if (formulaError != null) { errors.Add($"\"{name}\": formula error &mdash; {formulaError}"); continue; }
+                dto.Formula = normalizedFormula;
+
+                var entity = _mapper.Map<CustomItemTemplate>(dto);
+                entity.CompanyId = companyId;
+                entity.CreatedAt = DateTime.UtcNow;
+                await _unitOfWork.CustomItemTemplates.AddAsync(entity);
+
+                usedNames.Add(name.ToLowerInvariant());
+                imported++;
+            }
+            catch (Exception ex)
+            {
+                errors.Add($"Unexpected error on one template: {ex.Message}");
+            }
+        }
+
+        if (imported > 0)
+            await _unitOfWork.CompleteAsync();
+
+        return Json(new { success = true, imported, skipped, skippedNames, errors });
+    }
+
+    /// <summary>Creates a new formula template for the current company.</summary>
+    [HttpPost]
+    public async Task<IActionResult> CreateCustomItemTemplate([FromBody] CreateCustomItemTemplateDto dto)
+    {
+        if (!AllowCustomFormulas()) return Json(new { success = false, message = "Custom Formulas are not available on your current plan." });
+        if (!ModelState.IsValid)
+            return Json(new { success = false, message = "Invalid data." });
+
+        var fieldError = ValidateTemplateFields(dto.FieldsJson);
+        if (fieldError != null) return Json(new { success = false, message = fieldError });
+
+        var (normalizedFormula, formulaError) = _formulaAiService.NormalizeAndValidate(dto.Formula);
+        if (formulaError != null) return Json(new { success = false, message = $"Formula error: {formulaError}" });
+        dto.Formula = normalizedFormula;
+
+        var companyId = _tenantContext.GetCurrentCompanyId()!.Value;
+        var entity = _mapper.Map<CustomItemTemplate>(dto);
+        entity.CompanyId = companyId;
+        entity.CreatedAt = DateTime.UtcNow;
+
+        await _unitOfWork.CustomItemTemplates.AddAsync(entity);
+        await _unitOfWork.CompleteAsync();
+
+        return Json(new { success = true, id = entity.Id });
+    }
+
+    /// <summary>Updates an existing formula template owned by the current company.</summary>
+    [HttpPost]
+    public async Task<IActionResult> UpdateCustomItemTemplate([FromBody] UpdateCustomItemTemplateDto dto)
+    {
+        if (!AllowCustomFormulas()) return Json(new { success = false, message = "Custom Formulas are not available on your current plan." });
+        if (!ModelState.IsValid)
+            return Json(new { success = false, message = "Invalid data." });
+
+        var fieldError = ValidateTemplateFields(dto.FieldsJson);
+        if (fieldError != null) return Json(new { success = false, message = fieldError });
+
+        var (normalizedFormula, formulaError) = _formulaAiService.NormalizeAndValidate(dto.Formula);
+        if (formulaError != null) return Json(new { success = false, message = $"Formula error: {formulaError}" });
+        dto.Formula = normalizedFormula;
+
+        var companyId = _tenantContext.GetCurrentCompanyId()!.Value;
+        var entity = await _unitOfWork.CustomItemTemplates.GetByIdAsync(dto.Id);
+        if (entity == null || entity.CompanyId != companyId)
+            return Json(new { success = false, message = "Template not found." });
+
+        _mapper.Map(dto, entity);
+        entity.UpdatedAt = DateTime.UtcNow;
+
+        // If this was imported from the library, mark it as modified so the share button appears
+        if (entity.SourceFormulaLibraryItemId.HasValue)
+            entity.IsModifiedFromSource = true;
+
+        await _unitOfWork.CompleteAsync();
+
+        return Json(new { success = true });
+    }
+
+    /// <summary>Soft-deletes a formula template owned by the current company.</summary>
+    [HttpPost]
+    public async Task<IActionResult> DeleteCustomItemTemplate(int id)
+    {
+        if (!AllowCustomFormulas()) return Json(new { success = false, message = "Custom Formulas are not available on your current plan." });
+        var companyId = _tenantContext.GetCurrentCompanyId()!.Value;
+        var entity = await _unitOfWork.CustomItemTemplates.GetByIdAsync(id);
+        if (entity == null || entity.CompanyId != companyId)
+            return Json(new { success = false, message = "Template not found." });
+
+        await _unitOfWork.CustomItemTemplates.SoftDeleteAsync(id);
+        await _unitOfWork.CompleteAsync();
+        return Json(new { success = true });
+    }
+
+    // ── Community Library: share / unshare / status ───────────────────────
+
+    /// <summary>
+    /// Returns the community library status for a given template: whether it is published,
+    /// eligible to share, and where it was originally imported from if applicable.
+    /// </summary>
+    [HttpGet]
+    public async Task<IActionResult> FormulaLibraryStatus(int templateId)
+    {
+        if (!AllowCustomFormulas()) return Json(new { canShare = false });
+        var companyId = _tenantContext.GetCurrentCompanyId()!.Value;
+        var status = await _formulaLibraryService.GetTemplateLibraryStatusAsync(templateId, companyId);
+        return Json(status);
+    }
+
+    /// <summary>
+    /// Publishes a company template to the community library (or re-publishes after unshare).
+    /// Only templates that are original creations or modified imports may be shared.
+    /// </summary>
+    [HttpPost]
+    public async Task<IActionResult> ShareFormula([FromBody] PowderCoating.Application.DTOs.Company.ShareFormulaRequest request)
+    {
+        if (!AllowCustomFormulas()) return Json(new { success = false, message = "Custom Formulas are not available on your current plan." });
+        var companyId = _tenantContext.GetCurrentCompanyId()!.Value;
+        var userId = User.FindFirst(System.Security.Claims.ClaimTypes.NameIdentifier)?.Value ?? "";
+
+        try
+        {
+            var libraryItemId = await _formulaLibraryService.ShareAsync(companyId, userId, request);
+            return Json(new { success = true, libraryItemId });
+        }
+        catch (InvalidOperationException ex)
+        {
+            return Json(new { success = false, message = ex.Message });
+        }
+    }
+
+    /// <summary>Removes a template from the community library. Existing company imports are unaffected.</summary>
+    [HttpPost]
+    public async Task<IActionResult> UnshareFormula(int libraryItemId)
+    {
+        var companyId = _tenantContext.GetCurrentCompanyId()!.Value;
+        await _formulaLibraryService.UnshareAsync(libraryItemId, companyId);
+        return Json(new { success = true });
+    }
+
+    /// <summary>
+    /// Uploads a diagram image for a template to blob storage container
+    /// <c>formulatemplate-diagrams/{companyId}/{templateId}/diagram.{ext}</c>.
+    /// Returns the blob path for storage on the entity.
+    /// </summary>
+    [HttpPost]
+    public async Task<IActionResult> UploadTemplateDiagram(int templateId, IFormFile diagramFile)
+    {
+        if (!AllowCustomFormulas()) return Json(new { success = false, message = "Custom Formulas are not available on your current plan." });
+        var companyId = _tenantContext.GetCurrentCompanyId()!.Value;
+        var entity = await _unitOfWork.CustomItemTemplates.GetByIdAsync(templateId);
+        if (entity == null || entity.CompanyId != companyId)
+            return Json(new { success = false, message = "Template not found." });
+
+        var allowedTypes = new[] { "image/jpeg", "image/png", "image/gif", "image/webp" };
+        if (!allowedTypes.Contains(diagramFile.ContentType.ToLowerInvariant()))
+            return Json(new { success = false, message = "Only JPEG, PNG, GIF, or WebP images are allowed." });
+
+        if (diagramFile.Length > 10 * 1024 * 1024)
+            return Json(new { success = false, message = "Image must be under 10 MB." });
+
+        var ext = Path.GetExtension(diagramFile.FileName).ToLowerInvariant().TrimStart('.');
+        var blobPath = $"{companyId}/{templateId}/diagram.{ext}";
+
+        using var stream = diagramFile.OpenReadStream();
+        var (ok, err) = await _blobStorage.UploadAsync("formulatemplate-diagrams", blobPath, stream, diagramFile.ContentType);
+        if (!ok)
+            return Json(new { success = false, message = err });
+
+        entity.DiagramImagePath = blobPath;
+        entity.UpdatedAt = DateTime.UtcNow;
+        await _unitOfWork.CompleteAsync();
+
+        return Json(new { success = true, diagramImagePath = blobPath });
+    }
+
+    /// <summary>
+    /// Serves a template diagram image from blob storage. The path is tenant-scoped
+    /// so cross-company access is prevented by checking CompanyId on the template.
+    /// </summary>
+    [HttpGet]
+    public async Task<IActionResult> TemplateDiagram(int templateId)
+    {
+        var companyId = _tenantContext.GetCurrentCompanyId()!.Value;
+        var entity = await _unitOfWork.CustomItemTemplates.GetByIdAsync(templateId);
+        if (entity == null || entity.CompanyId != companyId || string.IsNullOrEmpty(entity.DiagramImagePath))
+            return NotFound();
+
+        var (ok, bytes, contentType, _) = await _blobStorage.DownloadAsync("formulatemplate-diagrams", entity.DiagramImagePath);
+        if (!ok || bytes == null || bytes.Length == 0) return NotFound();
+        return File(bytes, contentType ?? "image/jpeg");
+    }
+
+    /// <summary>
+    /// Evaluates a NCalc formula with the supplied variable values, automatically injecting
+    /// three read-only shop-rate variables sourced from the company's operating costs:
+    /// <c>standard_labor_rate</c>, <c>additional_coat_labor_pct</c>, and <c>markup_pct</c>.
+    /// User-supplied variables take precedence so the test panel can override them.
+    /// </summary>
+    [HttpPost]
+    public async Task<IActionResult> EvaluateFormula([FromBody] EvaluateFormulaRequest req)
+    {
+        if (!AllowCustomFormulas()) return Json(new { success = false, message = "Custom Formulas are not available on your current plan." });
+
+        // Inject shop-rate system variables; user-supplied values win if the same key appears in both.
+        var companyId = _tenantContext.GetCurrentCompanyId();
+        if (companyId != null)
+        {
+            var costs = await _unitOfWork.CompanyOperatingCosts.FirstOrDefaultAsync(c => c.CompanyId == companyId.Value);
+            if (costs != null)
+                req = InjectShopRateVariables(req, costs);
+        }
+
+        var result = _formulaAiService.EvaluateFormula(req);
+        return Json(result);
+    }
+
+    /// <summary>
+    /// Merges <c>standard_labor_rate</c>, <c>additional_coat_labor_pct</c>, and <c>markup_pct</c>
+    /// from <paramref name="costs"/> into the request's variable map without overwriting any key
+    /// the caller already set (so the test panel can still override these values explicitly).
+    /// </summary>
+    private static EvaluateFormulaRequest InjectShopRateVariables(
+        EvaluateFormulaRequest req, CompanyOperatingCosts costs)
+    {
+        var vars = System.Text.Json.JsonSerializer
+            .Deserialize<Dictionary<string, System.Text.Json.JsonElement>>(req.VariablesJson ?? "{}") ?? new();
+
+        void Inject(string key, decimal value)
+        {
+            if (!vars.ContainsKey(key))
+                vars[key] = System.Text.Json.JsonDocument.Parse(value.ToString("G")).RootElement.Clone();
+        }
+
+        Inject("standard_labor_rate",       costs.StandardLaborRate);
+        Inject("additional_coat_labor_pct", costs.AdditionalCoatLaborPercent);
+        Inject("markup_pct",                costs.GeneralMarkupPercentage);
+
+        return new EvaluateFormulaRequest
+        {
+            Formula      = req.Formula,
+            VariablesJson = System.Text.Json.JsonSerializer.Serialize(vars)
+        };
+    }
+
+    /// <summary>
+    /// Calls Claude to generate a formula template from a natural-language description
+    /// and an optional diagram image uploaded in the same multipart form.
+    /// </summary>
+    [HttpPost]
+    public async Task<IActionResult> GenerateFormulaFromAi([FromForm] string description, IFormFile? diagramImage)
+    {
+        if (!AllowCustomFormulas()) return Json(new { success = false, error = "Custom Formulas are not available on your current plan." });
+        if (string.IsNullOrWhiteSpace(description))
+            return Json(new { success = false, error = "Description is required." });
+
+        byte[]? imageBytes = null;
+        string? imageContentType = null;
+        if (diagramImage is { Length: > 0 })
+        {
+            using var ms = new MemoryStream();
+            await diagramImage.CopyToAsync(ms);
+            imageBytes = ms.ToArray();
+            imageContentType = diagramImage.ContentType;
+        }
+
+        var result = await _formulaAiService.GenerateFormulaAsync(
+            new GenerateFormulaFromAiRequest { Description = description },
+            imageBytes,
+            imageContentType);
+
+        return Json(result);
+    }
+
+    /// <summary>
+    /// Validates field variable names in a fieldsJson array against NCalc identifier rules:
+    /// must start with a letter, contain only letters/digits/underscores, and not use the
+    /// reserved name "rate" (which is auto-populated from the template's Default Rate).
+    /// Returns an error message string on failure, or null if all names are valid.
+    /// </summary>
+    private static string? ValidateTemplateFields(string? fieldsJson)
+    {
+        if (string.IsNullOrWhiteSpace(fieldsJson)) return null;
+
+        List<System.Text.Json.JsonElement>? fields;
+        try
+        {
+            fields = System.Text.Json.JsonSerializer.Deserialize<List<System.Text.Json.JsonElement>>(fieldsJson);
+        }
+        catch { return "Invalid fields JSON."; }
+
+        if (fields == null) return null;
+
+        var nameRegex = new System.Text.RegularExpressions.Regex(@"^[a-zA-Z][a-zA-Z0-9_]*$");
+        var seen = new HashSet<string>(StringComparer.Ordinal);
+
+        foreach (var field in fields)
+        {
+            var name = field.TryGetProperty("name", out var nameProp) ? nameProp.GetString() ?? "" : "";
+            if (string.IsNullOrEmpty(name))
+                return "All fields must have a variable name.";
+            if (name == "rate")
+                return $"\"rate\" is a reserved variable name — it is pre-populated from the template's Default Rate.";
+            if (!nameRegex.IsMatch(name))
+                return $"Invalid field name \"{name}\": must start with a letter and contain only letters, digits, or underscores.";
+            if (!seen.Add(name))
+                return $"Duplicate field name \"{name}\".";
+        }
+
+        return null;
+    }
 }
 
 public record SaveTemplateJsonRequest(int Id, string? Subject, string? Body);

src/PowderCoating.Web/Controllers/DataPurgeController.cs

@@ -293,6 +293,48 @@ public class DataPurgeController : Controller
                 break;
 
             case "Jobs":
+                // Collect IDs first so all FK cleanup targets the exact same set of jobs.
+                var purgingJobIds = await _db.Jobs.IgnoreQueryFilters()
+                    .Where(e => e.IsDeleted && e.DeletedAt <= cutoff)
+                    .Select(e => e.Id)
+                    .ToListAsync();
+                if (purgingJobIds.Count > 0)
+                {
+                    // Non-nullable FK children must be deleted before the parent row can go.
+                    // ReworkRecord.JobId (Restrict), PowderUsageLog.JobId (NoAction),
+                    // OvenBatchItem.JobId (NoAction) — cannot be nulled, so rows are removed.
+                    await _db.ReworkRecords.IgnoreQueryFilters()
+                        .Where(r => purgingJobIds.Contains(r.JobId))
+                        .ExecuteDeleteAsync();
+                    await _db.PowderUsageLogs.IgnoreQueryFilters()
+                        .Where(l => purgingJobIds.Contains(l.JobId))
+                        .ExecuteDeleteAsync();
+                    await _db.OvenBatchItems.IgnoreQueryFilters()
+                        .Where(i => purgingJobIds.Contains(i.JobId))
+                        .ExecuteDeleteAsync();
+
+                    // Nullable FKs with NO ACTION / RESTRICT — null them out so the DELETE
+                    // does not violate the constraint. KioskSession and NotificationLog are
+                    // excluded here because their FKs use SET NULL and the DB handles them.
+                    await _db.Invoices.IgnoreQueryFilters()
+                        .Where(i => i.JobId.HasValue && purgingJobIds.Contains(i.JobId.Value))
+                        .ExecuteUpdateAsync(s => s.SetProperty(i => i.JobId, (int?)null));
+                    await _db.Deposits.IgnoreQueryFilters()
+                        .Where(d => d.JobId.HasValue && purgingJobIds.Contains(d.JobId.Value))
+                        .ExecuteUpdateAsync(s => s.SetProperty(d => d.JobId, (int?)null));
+                    await _db.Appointments.IgnoreQueryFilters()
+                        .Where(a => a.JobId.HasValue && purgingJobIds.Contains(a.JobId.Value))
+                        .ExecuteUpdateAsync(s => s.SetProperty(a => a.JobId, (int?)null));
+                    await _db.BillLineItems.IgnoreQueryFilters()
+                        .Where(b => b.JobId.HasValue && purgingJobIds.Contains(b.JobId.Value))
+                        .ExecuteUpdateAsync(s => s.SetProperty(b => b.JobId, (int?)null));
+                    await _db.Expenses.IgnoreQueryFilters()
+                        .Where(e => e.JobId.HasValue && purgingJobIds.Contains(e.JobId.Value))
+                        .ExecuteUpdateAsync(s => s.SetProperty(e => e.JobId, (int?)null));
+                    await _db.InventoryTransactions.IgnoreQueryFilters()
+                        .Where(t => t.JobId.HasValue && purgingJobIds.Contains(t.JobId.Value))
+                        .ExecuteUpdateAsync(s => s.SetProperty(t => t.JobId, (int?)null));
+                }
                 count = await _db.Jobs.IgnoreQueryFilters()
                     .Where(e => e.IsDeleted && e.DeletedAt <= cutoff).ExecuteDeleteAsync();
                 break;

src/PowderCoating.Web/Controllers/FormulaLibraryController.cs

@@ -0,0 +1,142 @@
+using AutoMapper;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using PowderCoating.Application.Interfaces;
+using PowderCoating.Core.Interfaces;
+using PowderCoating.Shared.Constants;
+
+namespace PowderCoating.Web.Controllers;
+
+/// <summary>
+/// Community formula library — browse published formulas from all companies and import
+/// them into the current company's local template list.
+/// </summary>
+[Authorize(Policy = AppConstants.Policies.CanViewData)]
+public class FormulaLibraryController : Controller
+{
+    private readonly IFormulaLibraryService _libraryService;
+    private readonly ITenantContext _tenantContext;
+    private readonly IMapper _mapper;
+    private readonly IAzureBlobStorageService _blobStorage;
+
+    public FormulaLibraryController(
+        IFormulaLibraryService libraryService,
+        ITenantContext tenantContext,
+        IMapper mapper,
+        IAzureBlobStorageService blobStorage)
+    {
+        _libraryService = libraryService;
+        _tenantContext = tenantContext;
+        _mapper = mapper;
+        _blobStorage = blobStorage;
+    }
+
+    /// <summary>Browse the community library with optional search and filter params.</summary>
+    // GET: /FormulaLibrary
+    public async Task<IActionResult> Index(
+        string? search = null,
+        string? outputMode = null,
+        string? industryHint = null)
+    {
+        var companyId = _tenantContext.GetCurrentCompanyId();
+        if (companyId == null) return RedirectToAction("Index", "Home");
+
+        var items = await _libraryService.BrowseAsync(companyId.Value, search, outputMode, industryHint);
+
+        ViewBag.Search = search;
+        ViewBag.OutputMode = outputMode;
+        ViewBag.IndustryHint = industryHint;
+        ViewBag.TotalCount = items.Count();
+
+        return View(items);
+    }
+
+    /// <summary>Returns full detail JSON for the import preview modal.</summary>
+    // GET: /FormulaLibrary/Detail/5
+    [HttpGet]
+    public async Task<IActionResult> Detail(int id)
+    {
+        var companyId = _tenantContext.GetCurrentCompanyId();
+        if (companyId == null) return Json(new { error = "No company context." });
+
+        var detail = await _libraryService.GetDetailAsync(id, companyId.Value);
+        if (detail == null) return NotFound();
+
+        return Json(detail);
+    }
+
+    /// <summary>
+    /// Serves a formula diagram image by blob storage path. Used for library cards where the
+    /// diagram belongs to another company's template blob container.
+    /// </summary>
+    // GET: /FormulaLibrary/Diagram?path=...
+    [HttpGet]
+    public async Task<IActionResult> Diagram(string path)
+    {
+        if (string.IsNullOrWhiteSpace(path)) return NotFound();
+
+        // Sanitize: path must not escape the blob container
+        if (path.Contains("..") || path.StartsWith("/") || path.StartsWith("\\"))
+            return BadRequest();
+
+        var (ok, bytes, contentType, _) = await _blobStorage.DownloadAsync("formulatemplate-diagrams", path);
+        if (!ok || bytes == null || bytes.Length == 0) return NotFound();
+        return File(bytes, contentType ?? "image/jpeg");
+    }
+
+    /// <summary>
+    /// Records or toggles a thumbs-up/down vote for the current company.
+    /// Returns updated counts so the UI can update without a page reload.
+    /// Companies cannot rate their own formulas; own-formula cards have no rating buttons.
+    /// </summary>
+    // POST: /FormulaLibrary/Rate
+    [HttpPost]
+    [ValidateAntiForgeryToken]
+    public async Task<IActionResult> Rate([FromBody] RateFormulaRequest request)
+    {
+        var companyId = _tenantContext.GetCurrentCompanyId();
+        if (companyId == null) return Json(new { success = false, message = "No company context." });
+
+        try
+        {
+            var (up, down, myVote) = await _libraryService.RateAsync(
+                request.LibraryItemId, companyId.Value, request.IsPositive);
+            return Json(new { success = true, thumbsUp = up, thumbsDown = down, myVote });
+        }
+        catch (InvalidOperationException ex)
+        {
+            return Json(new { success = false, message = ex.Message });
+        }
+    }
+
+    /// <summary>Imports a library entry as a new local template for the current company.</summary>
+    // POST: /FormulaLibrary/Import
+    [HttpPost]
+    [ValidateAntiForgeryToken]
+    [Authorize(Policy = AppConstants.Policies.CompanyAdminOnly)]
+    public async Task<IActionResult> Import(int libraryItemId)
+    {
+        var companyId = _tenantContext.GetCurrentCompanyId();
+        if (companyId == null)
+            return Json(new { success = false, message = "No company context." });
+
+        try
+        {
+            var userId = User.FindFirst(System.Security.Claims.ClaimTypes.NameIdentifier)?.Value ?? "";
+            var templateId = await _libraryService.ImportAsync(libraryItemId, companyId.Value, userId);
+            return Json(new { success = true, templateId });
+        }
+        catch (Exception ex)
+        {
+            return Json(new { success = false, message = ex.Message });
+        }
+    }
+}
+
+/// <summary>Body for the Rate endpoint.</summary>
+public class RateFormulaRequest
+{
+    public int LibraryItemId { get; set; }
+    /// <summary>True = thumbs up, false = thumbs down.</summary>
+    public bool IsPositive { get; set; }
+}

src/PowderCoating.Web/Controllers/HelpController.cs

@@ -125,5 +125,23 @@ namespace PowderCoating.Web.Controllers
         {
             return View();
         }
+
+        /// <summary>
+        /// Serves the Custom Formula Item Templates help article explaining how to create NCalc formula
+        /// templates, use the AI generator, and add formula items to quotes and jobs.
+        /// </summary>
+        public IActionResult CustomFormulaTemplates()
+        {
+            return View();
+        }
+
+        /// <summary>
+        /// Serves the Timeclock help article explaining clock in/out, multi-segment days, the kiosk tablet
+        /// mode with PIN authentication, manager edit/delete tools, and the Attendance report.
+        /// </summary>
+        public IActionResult Timeclock()
+        {
+            return View();
+        }
     }
 }

src/PowderCoating.Web/Controllers/InventoryController.cs

@@ -56,14 +56,16 @@ public class InventoryController : Controller
 
     /// <summary>
     /// Displays the paginated inventory list with optional keyword search, category filter,
-    /// and a low-stock quick-filter. When lowStockOnly is active the default sort switches
+    /// color family filter, and a low-stock quick-filter. When lowStockOnly is active the
-    /// to QuantityOnHand ascending so the most depleted items surface immediately. Stats
+    /// default sort switches to QuantityOnHand ascending so the most depleted items surface
-    /// (total value, active count, low-stock count) are computed directly on the DbSet
+    /// immediately. Stats (total value, active count, low-stock count) are computed directly
-    /// using aggregate SQL to avoid loading all rows into memory.
+    /// on the DbSet using aggregate SQL to avoid loading all rows into memory.
     /// </summary>
     public async Task<IActionResult> Index(
         string? searchTerm,
         string? category,
+        string? location,
+        string? colorFamily,
         string? sortColumn,
         string sortDirection = "asc",
         bool lowStockOnly = false,
@@ -87,49 +89,34 @@ public class InventoryController : Controller
             };
             gridRequest.Validate();
 
-            // Build search and category filter
+            var hasSearch      = !string.IsNullOrWhiteSpace(searchTerm);
-            System.Linq.Expressions.Expression<Func<InventoryItem, bool>>? filter = null;
+            var hasCategory    = !string.IsNullOrWhiteSpace(category);
+            var hasLocation    = !string.IsNullOrWhiteSpace(location);
+            var hasColorFamily = !string.IsNullOrWhiteSpace(colorFamily);
 
-            if (lowStockOnly && !string.IsNullOrWhiteSpace(searchTerm))
+            var search   = searchTerm?.ToLower() ?? "";
+            var cat      = category ?? "";
+            var loc      = location ?? "";
+            var colorFam = colorFamily ?? "";
+
+            // Single composable predicate — EF Core evaluates the captured booleans as constants
+            // so inactive conditions fold to true and are omitted from the generated SQL WHERE clause.
+            System.Linq.Expressions.Expression<Func<InventoryItem, bool>>? filter = null;
+            if (hasSearch || hasCategory || hasLocation || hasColorFamily || lowStockOnly)
             {
-                var search = searchTerm.ToLower();
+                filter = i =>
-                filter = i => i.IsActive && i.QuantityOnHand <= i.ReorderPoint
+                    (!lowStockOnly || (i.IsActive && i.QuantityOnHand <= i.ReorderPoint)) &&
-                    && (i.SKU.ToLower().Contains(search)
+                    (!hasSearch || (i.SKU.ToLower().Contains(search) || i.Name.ToLower().Contains(search)
-                        || i.Name.ToLower().Contains(search)
-                        || (i.ColorName != null && i.ColorName.ToLower().Contains(search))
-                        || (i.Manufacturer != null && i.Manufacturer.ToLower().Contains(search)));
-            }
-            else if (lowStockOnly)
-            {
-                filter = i => i.IsActive && i.QuantityOnHand <= i.ReorderPoint;
-            }
-            else if (!string.IsNullOrWhiteSpace(searchTerm) && !string.IsNullOrWhiteSpace(category))
-            {
-                // Both search and category filter
-                var search = searchTerm.ToLower();
-                var cat = category;
-                filter = i => (i.SKU.ToLower().Contains(search)
-                    || i.Name.ToLower().Contains(search)
                         || (i.Description != null && i.Description.ToLower().Contains(search))
                         || (i.ColorName != null && i.ColorName.ToLower().Contains(search))
-                    || (i.Manufacturer != null && i.Manufacturer.ToLower().Contains(search)))
+                        || (i.Manufacturer != null && i.Manufacturer.ToLower().Contains(search)))) &&
-                    && i.Category.ToLower() == cat.ToLower();
+                    (!hasCategory || i.Category.ToLower() == cat.ToLower()) &&
-            }
+                    (!hasLocation || (i.Location != null && i.Location.ToLower() == loc.ToLower())) &&
-            else if (!string.IsNullOrWhiteSpace(searchTerm))
+                    (!hasColorFamily || (i.ColorFamilies != null && (
-            {
+                        i.ColorFamilies == colorFam ||
-                // Search only
+                        i.ColorFamilies.StartsWith(colorFam + ",") ||
-                var search = searchTerm.ToLower();
+                        i.ColorFamilies.EndsWith("," + colorFam) ||
-                filter = i => i.SKU.ToLower().Contains(search)
+                        i.ColorFamilies.Contains("," + colorFam + ","))));
-                    || i.Name.ToLower().Contains(search)
-                    || (i.Description != null && i.Description.ToLower().Contains(search))
-                    || (i.ColorName != null && i.ColorName.ToLower().Contains(search))
-                    || (i.Manufacturer != null && i.Manufacturer.ToLower().Contains(search));
-            }
-            else if (!string.IsNullOrWhiteSpace(category))
-            {
-                // Category filter only
-                var cat = category;
-                filter = i => i.Category.ToLower() == cat.ToLower();
             }
 
             // Build orderBy function
@@ -159,10 +146,19 @@ public class InventoryController : Controller
 
             var pagedResult = PagedResult<InventoryListDto>.From(gridRequest, itemDtos, totalCount);
 
-            // Load all items once to compute sidebar stats and category list in memory
+            // Load all items once to compute sidebar stats and dropdown option lists in memory
             var companyId = _tenantContext.GetCurrentCompanyId() ?? 0;
             var allItems = (await _unitOfWork.InventoryItems.FindAsync(i => i.CompanyId == companyId)).ToList();
             ViewBag.Categories         = allItems.Select(i => i.Category).Where(c => c != null).Distinct().OrderBy(c => c).ToList();
+            ViewBag.Locations          = allItems.Select(i => i.Location).Where(l => !string.IsNullOrWhiteSpace(l)).Distinct().OrderBy(l => l).ToList();
+            ViewBag.ColorFamilies      = allItems
+                .Where(i => !string.IsNullOrEmpty(i.ColorFamilies))
+                .SelectMany(i => i.ColorFamilies!.Split(',', StringSplitOptions.RemoveEmptyEntries))
+                .Select(f => f.Trim())
+                .Where(f => f.Length > 0)
+                .Distinct()
+                .OrderBy(f => f)
+                .ToList();
             ViewBag.StatsLowStockCount = allItems.Count(i => i.IsActive && i.QuantityOnHand <= i.ReorderPoint);
             ViewBag.StatsActiveCount   = allItems.Count(i => i.IsActive);
             ViewBag.StatsTotalValue    = allItems.Sum(i => (decimal?)i.QuantityOnHand * i.UnitCost) ?? 0m;
@@ -170,6 +166,8 @@ public class InventoryController : Controller
             // Set ViewBag for sorting and filters
             ViewBag.SearchTerm   = searchTerm;
             ViewBag.Category     = category;
+            ViewBag.Location     = location;
+            ViewBag.ColorFamily  = colorFamily;
             ViewBag.LowStockOnly = lowStockOnly;
             ViewBag.SortColumn   = gridRequest.SortColumn;
             ViewBag.SortDirection = gridRequest.SortDirection;
@@ -184,6 +182,26 @@ public class InventoryController : Controller
         }
     }
 
+    /// <summary>
+    /// Returns a print-optimised list of all active inventory items in a given bin/location.
+    /// Renders without the site chrome (no layout) so the browser print dialog produces a
+    /// clean page. Items are sorted by name within the bin.
+    /// </summary>
+    public async Task<IActionResult> PrintBin(string location)
+    {
+        if (string.IsNullOrWhiteSpace(location))
+            return RedirectToAction(nameof(Index));
+
+        var loc = location.Trim();
+        var items = await _unitOfWork.InventoryItems.FindAsync(
+            i => i.Location != null && i.Location.ToLower() == loc.ToLower());
+
+        var dtos = _mapper.Map<List<InventoryListDto>>(items.OrderBy(i => i.Name).ToList());
+        ViewBag.Location = loc;
+        ViewBag.PrintedAt = DateTime.Now;
+        return View(dtos);
+    }
+
     /// <summary>
     /// Renders the inventory item detail page. The primary vendor name is looked up
     /// separately because the repository does not eager-load Vendor by default, avoiding
@@ -897,11 +915,32 @@ public class InventoryController : Controller
 
         if (!string.IsNullOrWhiteSpace(qrUrl))
         {
-            // QR path: fetch the product page; LookupByUrlAsync now maps all identity + spec fields
+            // QR path: try to extract product identity from the URL using manufacturer patterns.
+            // Prismatic Powders URLs embed both the SKU and color slug in the path
+            // (e.g. /shop/powder-coating-colors/PMB-6906/fire-red), so we can feed the full
+            // LookupAsync pipeline (Serper + direct URL + Claude) with real context instead of
+            // relying solely on a page fetch that may fail in production.
+            var activePatterns = (await _unitOfWork.ManufacturerLookupPatterns.GetAllAsync(ignoreQueryFilters: true))
+                .Where(p => p.IsActive).ToList();
+            var (urlMfr, urlColor, urlPart) = TryParseManufacturerUrl(qrUrl, activePatterns);
+
+            if (!string.IsNullOrWhiteSpace(urlMfr))
+            {
+                aiResult = await _aiLookupService.LookupAsync(urlMfr, urlColor, null, urlPart);
+                // The scanned QR URL is always the authoritative product page link — it came
+                // directly from the manufacturer's bag and is always fully-qualified. Overwrite
+                // whatever LookupAsync returned (which may be a scheme-less path from the template).
+                if (aiResult.Success)
+                    aiResult.SpecPageUrl = qrUrl;
+            }
+            else
+            {
+                // No pattern match — fall back to URL-based lookup
                 aiResult = await _aiLookupService.LookupByUrlAsync(qrUrl, null);
                 if (aiResult.Success && aiResult.SpecPageUrl == null)
                     aiResult.SpecPageUrl = qrUrl;
             }
+        }
         else if (!string.IsNullOrWhiteSpace(imageBase64))
         {
             // Vision path: Claude reads what's printed on the label (limited to visible text)
@@ -1183,9 +1222,13 @@ public class InventoryController : Controller
 
             var companyId = _tenantContext.GetCurrentCompanyId() ?? 0;
 
-            // Find the default coating category to assign
+            // Find the default coating category to assign.
+            // Prefer the canonical "POWDER" category (CategoryCode == "POWDER") so catalog-sourced
+            // items always land in the right bucket regardless of how many IsCoating categories exist.
             var categories = await _unitOfWork.InventoryCategoryLookups.FindAsync(c => c.CompanyId == companyId);
-            var coatingCategory = categories
+            var coatingCategory = categories.FirstOrDefault(c => c.IsActive && c.IsCoating
+                                      && c.CategoryCode.Equals("POWDER", StringComparison.OrdinalIgnoreCase))
+                               ?? categories
                                       .Where(c => c.IsActive && c.IsCoating)
                                       .OrderBy(c => c.DisplayOrder)
                                       .FirstOrDefault();
@@ -1272,6 +1315,72 @@ public class InventoryController : Controller
         return transferEfficiency ?? DefaultTransferEfficiency;
     }
 
+    /// <summary>
+    /// Reverse-parses a scanned QR URL against known manufacturer URL templates to extract
+    /// product identity (manufacturer name, color name, part number). For example, a Prismatic
+    /// Powders URL like /shop/powder-coating-colors/PMB-6906/fire-red yields manufacturer
+    /// "Prismatic Powders", partNumber "PMB-6906", and colorName "Fire Red". Returns nulls
+    /// when no active pattern matches the URL domain.
+    /// </summary>
+    private static (string? manufacturer, string? colorName, string? partNumber) TryParseManufacturerUrl(
+        string url, IEnumerable<Core.Entities.ManufacturerLookupPattern> patterns)
+    {
+        Uri? parsed;
+        try { parsed = new Uri(url); } catch { return (null, null, null); }
+
+        var host = parsed.Host.Replace("www.", "", StringComparison.OrdinalIgnoreCase);
+
+        foreach (var pattern in patterns.Where(p => !string.IsNullOrEmpty(p.Domain) && !string.IsNullOrEmpty(p.ProductUrlTemplate)))
+        {
+            if (!host.Equals(pattern.Domain, StringComparison.OrdinalIgnoreCase)) continue;
+
+            var template = pattern.ProductUrlTemplate!;
+            var placeholderKeys = new[] { "{partNumber}", "{slug}", "{colorName}", "{colorCode}" };
+
+            // Find the first placeholder to split off the static prefix
+            var firstIdx = placeholderKeys
+                .Select(ph => template.IndexOf(ph, StringComparison.OrdinalIgnoreCase))
+                .Where(i => i >= 0)
+                .DefaultIfEmpty(-1)
+                .Min();
+
+            if (firstIdx < 0) continue;
+
+            var staticPrefix = template[..firstIdx].TrimEnd('/');
+            var fullUrl = url.TrimEnd('/');
+            if (!fullUrl.StartsWith(staticPrefix, StringComparison.OrdinalIgnoreCase)) continue;
+
+            var templateSegments = template[firstIdx..].Split('/', StringSplitOptions.RemoveEmptyEntries);
+            var urlSegments      = fullUrl[staticPrefix.Length..].Split('/', StringSplitOptions.RemoveEmptyEntries);
+
+            var extracted = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
+            bool matched = true;
+            for (int i = 0; i < templateSegments.Length && i < urlSegments.Length; i++)
+            {
+                var seg = templateSegments[i];
+                if (seg.StartsWith("{") && seg.EndsWith("}"))
+                    extracted[seg[1..^1]] = urlSegments[i];
+                else if (!seg.Equals(urlSegments[i], StringComparison.OrdinalIgnoreCase))
+                { matched = false; break; }
+            }
+            if (!matched) continue;
+
+            extracted.TryGetValue("partNumber", out var partNumber);
+            var slug = extracted.TryGetValue("slug", out var s) ? s
+                     : extracted.TryGetValue("colorName", out var cn) ? cn
+                     : extracted.TryGetValue("colorCode", out var cc) ? cc : null;
+
+            // Convert URL slug to display name: "fire-red" → "Fire Red"
+            string? colorName = slug == null ? null
+                : string.Join(" ", slug.Split(new[] { '-', '_' }, StringSplitOptions.RemoveEmptyEntries)
+                    .Select(w => w.Length > 0 ? char.ToUpperInvariant(w[0]) + w[1..].ToLowerInvariant() : w));
+
+            return (pattern.ManufacturerName, colorName, partNumber);
+        }
+
+        return (null, null, null);
+    }
+
     /// <summary>
     /// Normalizes a string to title-case using the current culture's TextInfo. Applied to
     /// inventory item names on create and edit so the list view is consistently formatted
@@ -1371,8 +1480,20 @@ public class InventoryController : Controller
         var companyId = _tenantContext.GetCurrentCompanyId() ?? 0;
         ViewBag.AiInventoryAssistEnabled = await _subscriptionService.IsAiInventoryAssistEnabledAsync(companyId);
 
-        var vendors = await _unitOfWork.Vendors.FindAsync(v => v.CompanyId == companyId);
+        var vendors = (await _unitOfWork.Vendors.FindAsync(v => v.IsActive, false, v => v.Categories))
-        ViewBag.Vendors = new SelectList(vendors.Where(s => s.IsActive).OrderBy(s => s.CompanyName), "Id", "CompanyName");
+            .OrderBy(v => v.CompanyName).ToList();
+        ViewBag.Vendors = new SelectList(vendors, "Id", "CompanyName");
+
+        // Build {categoryId: [vendorId, ...]} so the inventory form can filter vendors by category
+        var categoryVendorMap = new Dictionary<string, List<int>>();
+        foreach (var v in vendors)
+            foreach (var cat in v.Categories)
+            {
+                var key = cat.Id.ToString();
+                if (!categoryVendorMap.ContainsKey(key)) categoryVendorMap[key] = new List<int>();
+                categoryVendorMap[key].Add(v.Id);
+            }
+        ViewBag.CategoryVendorMapJson = System.Text.Json.JsonSerializer.Serialize(categoryVendorMap);
 
         // Load categories from lookup table
         var allCategories = await _unitOfWork.InventoryCategoryLookups.FindAsync(c => c.CompanyId == companyId);
@@ -1499,11 +1620,12 @@ public class InventoryController : Controller
     /// Renders a print-optimised label for the inventory item containing the QR code,
     /// item name, SKU, and colour. Designed to be printed directly from the browser.
     /// </summary>
-    public async Task<IActionResult> Label(int? id)
+    public async Task<IActionResult> Label(int? id, bool embed = false)
     {
         if (id == null) return NotFound();
         var item = await _unitOfWork.InventoryItems.GetByIdAsync(id.Value);
         if (item == null) return NotFound();
+        ViewBag.IsEmbed = embed;
         return View(_mapper.Map<InventoryItemDto>(item));
     }
 
@@ -1520,8 +1642,10 @@ public class InventoryController : Controller
 
         var userId = _userManager.GetUserId(User);
 
+        var recentCutoff = DateTime.UtcNow.AddDays(-7);
+
         var myJobs = (await _unitOfWork.Jobs.FindAsync(
-                j => !j.JobStatus.IsTerminalStatus && j.AssignedUserId == userId,
+                j => (!j.JobStatus.IsTerminalStatus || j.UpdatedAt >= recentCutoff) && j.AssignedUserId == userId,
                 false,
                 j => j.Customer,
                 j => j.JobStatus))
@@ -1529,7 +1653,7 @@ public class InventoryController : Controller
             .Select(j => new ScanJobOption
             {
                 Id = j.Id,
-                JobNumber = j.JobNumber,
+                JobNumber = j.JobNumber + (j.JobStatus.IsTerminalStatus ? " (completed)" : ""),
                 CustomerName = j.Customer != null
                     ? (j.Customer.CompanyName ?? j.Customer.ContactFirstName + " " + j.Customer.ContactLastName)
                     : "No Customer"
@@ -1538,7 +1662,7 @@ public class InventoryController : Controller
 
         var myJobIds = myJobs.Select(j => j.Id).ToHashSet();
         var otherJobs = (await _unitOfWork.Jobs.FindAsync(
-                j => !j.JobStatus.IsTerminalStatus && !myJobIds.Contains(j.Id),
+                j => (!j.JobStatus.IsTerminalStatus || j.UpdatedAt >= recentCutoff) && !myJobIds.Contains(j.Id),
                 false,
                 j => j.Customer,
                 j => j.JobStatus))
@@ -1547,7 +1671,7 @@ public class InventoryController : Controller
             .Select(j => new ScanJobOption
             {
                 Id = j.Id,
-                JobNumber = j.JobNumber,
+                JobNumber = j.JobNumber + (j.JobStatus.IsTerminalStatus ? " (completed)" : ""),
                 CustomerName = j.Customer != null
                     ? (j.Customer.CompanyName ?? j.Customer.ContactFirstName + " " + j.Customer.ContactLastName)
                     : "No Customer"
@@ -1564,9 +1688,64 @@ public class InventoryController : Controller
     }
 
     /// <summary>
-    /// Records powder usage logged via the mobile scan page. Creates a JobUsage
+    /// Core inventory usage recording logic shared by LogUsage (scan page) and LogMaterial (modal).
-    /// InventoryTransaction (and PowderUsageLog) when a job is selected, or an
+    /// Deducts quantityUsed from QuantityOnHand, writes an InventoryTransaction, and posts GL entries.
-    /// Adjustment transaction when logging without a job. Updates QuantityOnHand.
+    /// </summary>
+    private async Task<InventoryUsageResult> RecordInventoryUsageAsync(
+        int inventoryItemId, int? jobId, decimal quantityUsed,
+        InventoryTransactionType transactionType, string? notes)
+    {
+        var item = await _unitOfWork.InventoryItems.GetByIdAsync(inventoryItemId);
+        if (item == null)
+            return new InventoryUsageResult(false, "Inventory item not found.", 0, "", "");
+
+        string? reference = null;
+        if (jobId.HasValue)
+        {
+            var job = await _unitOfWork.Jobs.GetByIdAsync(jobId.Value);
+            reference = job != null ? $"Job {job.JobNumber}" : null;
+        }
+
+        item.QuantityOnHand -= quantityUsed;
+        item.UpdatedAt = DateTime.UtcNow;
+        await _unitOfWork.InventoryItems.UpdateAsync(item);
+
+        var txn = new InventoryTransaction
+        {
+            InventoryItemId = item.Id,
+            TransactionType = transactionType,
+            Quantity        = -quantityUsed,
+            UnitCost        = item.UnitCost,
+            TotalCost       = quantityUsed * item.UnitCost,
+            TransactionDate = DateTime.UtcNow,
+            BalanceAfter    = item.QuantityOnHand,
+            JobId           = jobId,
+            Reference       = reference,
+            Notes           = notes?.Trim(),
+            CompanyId       = item.CompanyId,
+            CreatedAt       = DateTime.UtcNow
+        };
+        await _unitOfWork.InventoryTransactions.AddAsync(txn);
+        await _unitOfWork.CompleteAsync();
+
+        if (item.CogsAccountId.HasValue && item.InventoryAccountId.HasValue)
+        {
+            var cost = quantityUsed * (item.AverageCost > 0 ? item.AverageCost : item.UnitCost);
+            await _accountBalanceService.DebitAsync(item.CogsAccountId, cost);
+            await _accountBalanceService.CreditAsync(item.InventoryAccountId, cost);
+        }
+
+        return new InventoryUsageResult(
+            true,
+            $"Logged {quantityUsed:N2} {item.UnitOfMeasure} of {item.Name}. New balance: {item.QuantityOnHand:N2} {item.UnitOfMeasure}.",
+            item.QuantityOnHand,
+            item.UnitOfMeasure,
+            item.Name);
+    }
+
+    /// <summary>
+    /// Records powder usage from the mobile scan page. Resolves the used quantity
+    /// (caller already converts "remaining weight" to delta before posting) and redirects to ScanSuccess.
     /// </summary>
     [HttpPost]
     [ValidateAntiForgeryToken]
@@ -1575,55 +1754,26 @@ public class InventoryController : Controller
     {
         try
         {
-            var item = await _unitOfWork.InventoryItems.GetByIdAsync(inventoryItemId);
-            if (item == null) return NotFound();
-
             if (quantity <= 0)
             {
                 TempData["ScanError"] = "Quantity must be greater than zero.";
                 return RedirectToAction(nameof(Scan), new { id = inventoryItemId });
             }
 
-            var userId = _userManager.GetUserId(User) ?? string.Empty;
+            var result = await RecordInventoryUsageAsync(
-            // Scan-based logging always records as JobUsage; Adjustment is for manual stock corrections only
+                inventoryItemId, jobId, quantity,
-            var txnType = InventoryTransactionType.JobUsage;
+                InventoryTransactionType.JobUsage, notes);
 
-            item.QuantityOnHand -= quantity;
+            if (!result.Success)
-            item.UpdatedAt = DateTime.UtcNow;
-            await _unitOfWork.InventoryItems.UpdateAsync(item);
-
-            var txn = new InventoryTransaction
             {
-                InventoryItemId = item.Id,
+                TempData["ScanError"] = result.Message;
-                TransactionType = txnType,
+                return RedirectToAction(nameof(Scan), new { id = inventoryItemId });
-                Quantity = -quantity,
-                UnitCost = item.UnitCost,
-                TotalCost = quantity * item.UnitCost,
-                TransactionDate = DateTime.UtcNow,
-                BalanceAfter = item.QuantityOnHand,
-                JobId = jobId,
-                Reference = jobId.HasValue ? $"Job #{jobId}" : null,
-                Notes = notes?.Trim()
-            };
-            await _unitOfWork.InventoryTransactions.AddAsync(txn);
-            await _unitOfWork.SaveChangesAsync();
-
-            // GL: DR COGS, CR Inventory Asset — no-op if accounts not configured on the item
-            if (item.CogsAccountId.HasValue && item.InventoryAccountId.HasValue)
-            {
-                var cost = quantity * (item.AverageCost > 0 ? item.AverageCost : item.UnitCost);
-                await _accountBalanceService.DebitAsync(item.CogsAccountId, cost);
-                await _accountBalanceService.CreditAsync(item.InventoryAccountId, cost);
             }
 
-            // PowderUsageLog requires a specific JobItem + Coat FK — scan-based logging
+            TempData["ScanSuccess"]  = result.Message;
-            // doesn't have that context, so we rely on the InventoryTransaction alone
-            // for the audit trail. Coat-level PowderUsageLogs are created by the job workflow.
-
-            TempData["ScanSuccess"]  = $"Logged {quantity:N2} {item.UnitOfMeasure} of {item.Name}. New balance: {item.QuantityOnHand:N2} {item.UnitOfMeasure}.";
             TempData["ScanItemId"]   = inventoryItemId.ToString();
             TempData["ScanJobId"]    = jobId?.ToString();
-            TempData["ScanItemName"] = item.Name;
+            TempData["ScanItemName"] = result.ItemName;
             return RedirectToAction(nameof(ScanSuccess));
         }
         catch (Exception ex)
@@ -1634,6 +1784,43 @@ public class InventoryController : Controller
         }
     }
 
+    /// <summary>
+    /// Records manual material usage from the job details modal. Accepts JSON, resolves
+    /// the amount used (caller sends the already-computed used quantity), and returns JSON
+    /// so the modal can close and refresh inline.
+    /// </summary>
+    [HttpPost]
+    [ValidateAntiForgeryToken]
+    public async Task<IActionResult> LogMaterial([FromBody] LogMaterialRequest req)
+    {
+        try
+        {
+            if (req.QuantityUsed <= 0)
+                return Json(new { success = false, message = "Quantity used must be greater than zero." });
+
+            var txnType = req.TransactionType == "Waste"
+                ? InventoryTransactionType.Waste
+                : InventoryTransactionType.JobUsage;
+
+            var result = await RecordInventoryUsageAsync(
+                req.InventoryItemId, req.JobId, req.QuantityUsed, txnType, req.Notes);
+
+            return Json(new
+            {
+                success       = result.Success,
+                message       = result.Message,
+                newBalance    = result.NewBalance,
+                unitOfMeasure = result.UnitOfMeasure,
+                itemName      = result.ItemName
+            });
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Error logging material for job {JobId}", req.JobId);
+            return Json(new { success = false, message = "An error occurred. Please try again." });
+        }
+    }
+
     /// <summary>
     /// Success screen shown after a usage log is saved. Offers "Log Another Item for
     /// This Job" and "Done" options.
@@ -1881,7 +2068,7 @@ public class InventoryController : Controller
 
     /// <summary>
     /// Returns the current values of a JobUsage InventoryTransaction plus a list of active
-    /// jobs so the edit modal can be pre-populated without a full page reload.
+    /// jobs (plus the currently assigned job even if terminal) for the edit modal.
     /// </summary>
     [HttpGet]
     public async Task<IActionResult> GetUsageForEdit(int id)
@@ -1912,10 +2099,27 @@ public class InventoryController : Controller
             })
             .ToList();
 
+        // If the assigned job has terminal status it won't appear in the active list; insert it at the top
+        // so the dropdown pre-selects correctly and the user can see the existing job assignment.
+        if (txn.JobId.HasValue && jobs.All(j => j.Id != txn.JobId.Value))
+        {
+            var assignedJob = await _unitOfWork.Jobs.GetByIdAsync(txn.JobId.Value, false, j => j.Customer);
+            if (assignedJob != null)
+                jobs.Insert(0, new ScanJobOption
+                {
+                    Id = assignedJob.Id,
+                    JobNumber = assignedJob.JobNumber,
+                    CustomerName = assignedJob.Customer != null
+                        ? (assignedJob.Customer.CompanyName ?? $"{assignedJob.Customer.ContactFirstName} {assignedJob.Customer.ContactLastName}".Trim())
+                        : "No Customer"
+                });
+        }
+
         return Json(new
         {
             transactionId = txn.Id,
             jobId = txn.JobId,
+            quantity = Math.Abs(txn.Quantity),
             notes = txn.Notes,
             transactionDate = txn.TransactionDate.ToString("yyyy-MM-ddTHH:mm"),
             itemName = txn.InventoryItem?.Name,
@@ -1924,14 +2128,15 @@ public class InventoryController : Controller
     }
 
     /// <summary>
-    /// Saves edits to a JobUsage InventoryTransaction's job assignment, notes, and date.
+    /// Saves edits to a JobUsage InventoryTransaction: job assignment, quantity, notes, and date.
-    /// Quantity and balance are not changed.
+    /// When quantity changes the InventoryItem.QuantityOnHand is adjusted by the delta so the
+    /// ledger balance remains consistent.
     /// </summary>
     [HttpPost]
     [ValidateAntiForgeryToken]
-    public async Task<IActionResult> EditUsageTransaction(int id, int? jobId, string? notes, DateTime transactionDate)
+    public async Task<IActionResult> EditUsageTransaction(int id, int? jobId, string? notes, DateTime transactionDate, decimal? quantity)
     {
-        var txn = await _unitOfWork.InventoryTransactions.GetByIdAsync(id);
+        var txn = await _unitOfWork.InventoryTransactions.GetByIdAsync(id, false, t => t.InventoryItem);
         if (txn == null) return NotFound();
         if (txn.TransactionType != InventoryTransactionType.JobUsage
             && txn.TransactionType != InventoryTransactionType.Adjustment)
@@ -1953,6 +2158,28 @@ public class InventoryController : Controller
         if (jobId.HasValue && txn.TransactionType == InventoryTransactionType.Adjustment)
             txn.TransactionType = InventoryTransactionType.JobUsage;
 
+        // Adjust inventory when the logged quantity is changed.
+        // txn.Quantity is stored as a negative number for usage (e.g. -3.5 for 3.5 lbs used).
+        if (quantity.HasValue && quantity.Value > 0)
+        {
+            var oldUsed = Math.Abs(txn.Quantity);
+            var newUsed = quantity.Value;
+            if (oldUsed != newUsed)
+            {
+                var item = txn.InventoryItem ?? await _unitOfWork.InventoryItems.GetByIdAsync(txn.InventoryItemId);
+                if (item != null)
+                {
+                    // Positive delta means less was actually used → restore the difference to inventory.
+                    item.QuantityOnHand += oldUsed - newUsed;
+                    item.UpdatedAt = DateTime.UtcNow;
+                    await _unitOfWork.InventoryItems.UpdateAsync(item);
+                    txn.BalanceAfter = item.QuantityOnHand;
+                }
+                txn.Quantity = -newUsed;
+                txn.TotalCost = newUsed * txn.UnitCost;
+            }
+        }
+
         txn.Notes = notes?.Trim();
         txn.TransactionDate = transactionDate.Kind == DateTimeKind.Utc
             ? transactionDate : DateTime.SpecifyKind(transactionDate, DateTimeKind.Utc);
@@ -1972,3 +2199,21 @@ public class ScanJobOption
     public string JobNumber { get; set; } = string.Empty;
     public string CustomerName { get; set; } = string.Empty;
 }
+
+/// <summary>Result returned by RecordInventoryUsageAsync.</summary>
+public record InventoryUsageResult(
+    bool Success,
+    string Message,
+    decimal NewBalance,
+    string UnitOfMeasure,
+    string ItemName);
+
+/// <summary>JSON body for the LogMaterial endpoint (job details modal).</summary>
+public class LogMaterialRequest
+{
+    public int     JobId           { get; set; }
+    public int     InventoryItemId { get; set; }
+    public decimal QuantityUsed    { get; set; }
+    public string  TransactionType { get; set; } = "JobUsage";
+    public string? Notes           { get; set; }
+}

src/PowderCoating.Web/Controllers/InvoicesController.cs

@@ -372,6 +372,7 @@ public class InvoicesController : Controller
                 dto.JobId = job.Id;
                 dto.CustomerId = job.CustomerId;
                 dto.CustomerPO = job.CustomerPO;
+                dto.ProjectName = job.ProjectName;
 
                 // Resolve catalog item revenue accounts for pre-population
                 var catalogItemIds = job.JobItems
@@ -710,6 +711,7 @@ public class InvoicesController : Controller
                 InternalNotes = dto.InternalNotes,
                 Terms = dto.Terms,
                 CustomerPO = dto.CustomerPO,
+                ProjectName = dto.ProjectName,
                 CompanyId = currentUser.CompanyId,
                 CreatedAt = DateTime.UtcNow,
                 CreatedBy = currentUser.Email
@@ -901,6 +903,7 @@ public class InvoicesController : Controller
                 InternalNotes = invoice.InternalNotes,
                 Terms = invoice.Terms,
                 CustomerPO = invoice.CustomerPO,
+                ProjectName = invoice.ProjectName ?? invoice.Job?.ProjectName,
                 InvoiceItems = invoice.InvoiceItems
                     .Where(i => !i.IsDeleted)
                     .OrderBy(i => i.DisplayOrder)
@@ -1036,6 +1039,7 @@ public class InvoicesController : Controller
             invoice.InternalNotes = dto.InternalNotes;
             invoice.Terms = dto.Terms;
             invoice.CustomerPO = dto.CustomerPO;
+            invoice.ProjectName = dto.ProjectName;
             invoice.UpdatedAt = DateTime.UtcNow;
             invoice.UpdatedBy = currentUser?.Email;
 

src/PowderCoating.Web/Controllers/JobsController.cs

@@ -492,6 +492,9 @@ public class JobsController : Controller
                     isLaborItem             = ji.IsLaborItem,
                     isSalesItem             = ji.IsSalesItem,
                     isAiItem                = ji.IsAiItem,
+                    isCustomFormulaItem     = ji.IsCustomFormulaItem,
+                    customItemTemplateId    = ji.CustomItemTemplateId,
+                    formulaFieldValuesJson  = ji.FormulaFieldValuesJson,
                     sku                  = ji.Sku,
                     requiresSandblasting = ji.RequiresSandblasting,
                     requiresMasking      = ji.RequiresMasking,
@@ -1173,6 +1176,26 @@ public class JobsController : Controller
                     }
                 }
 
+                // Option B: auto-add Custom Powder Order item on first save if not already present
+                var allCreateItems = dto.JobItems.ToList();
+                if (!allCreateItems.Any(d => d.IsGenericItem && d.Description?.StartsWith("Custom Powder Order") == true))
+                {
+                    var powderDto = await BuildCustomPowderOrderDto(allCreateItems);
+                    if (powderDto != null)
+                    {
+                        var pp = new QuoteItemPricingResult
+                        {
+                            UnitPrice = powderDto.ManualUnitPrice!.Value, TotalPrice = powderDto.ManualUnitPrice!.Value,
+                            ItemSubtotal = powderDto.ManualUnitPrice!.Value, MaterialCost = powderDto.ManualUnitPrice!.Value,
+                            LaborCost = 0, EquipmentCost = 0
+                        };
+                        var pi = _jobItemAssemblyService.CreateJobItem(powderDto, job.Id, companyId, pp, DateTime.UtcNow);
+                        await _unitOfWork.JobItems.AddAsync(pi);
+                        await _unitOfWork.SaveChangesAsync();
+                        allCreateItems.Add(powderDto);
+                    }
+                }
+
                 // Recalculate total from wizard items
                 var createCosts = await _pricingService.GetOperatingCostsAsync(companyId);
                 decimal? createOvenRate = null;
@@ -1183,7 +1206,7 @@ public class JobsController : Controller
                         createOvenRate = createOven.CostPerHour;
                 }
                 var totals = await _pricingService.CalculateQuoteTotalsAsync(
-                    dto.JobItems, companyId, dto.CustomerId,
+                    allCreateItems, companyId, dto.CustomerId,
                     await GetEffectiveTaxPercentAsync(dto.CustomerId, createCosts?.TaxPercent ?? 0m),
                     dto.DiscountType, dto.DiscountValue, dto.IsRushJob, createOvenRate, dto.OvenBatches > 0 ? dto.OvenBatches : 1, dto.OvenCycleMinutes);
 
@@ -1282,6 +1305,9 @@ public class JobsController : Controller
                     IsGenericItem           = ji.IsGenericItem || (!ji.CatalogItemId.HasValue && ji.Coats.Count == 0),
                     IsLaborItem             = ji.IsLaborItem,
                     IsAiItem                = ji.IsAiItem,
+                    IsCustomFormulaItem     = ji.IsCustomFormulaItem,
+                    CustomItemTemplateId    = ji.CustomItemTemplateId,
+                    FormulaFieldValuesJson  = ji.FormulaFieldValuesJson,
                     RequiresSandblasting = ji.RequiresSandblasting,
                     RequiresMasking      = ji.RequiresMasking,
                     Notes                = ji.Notes,
@@ -1394,6 +1420,26 @@ public class JobsController : Controller
                 }
             }
 
+            // Option B: auto-add Custom Powder Order item on first save if not already present
+            var allEditItems = dto.JobItems.ToList();
+            if (!allEditItems.Any(d => d.IsGenericItem && d.Description?.StartsWith("Custom Powder Order") == true))
+            {
+                var powderDto = await BuildCustomPowderOrderDto(allEditItems);
+                if (powderDto != null)
+                {
+                    var pp = new QuoteItemPricingResult
+                    {
+                        UnitPrice = powderDto.ManualUnitPrice!.Value, TotalPrice = powderDto.ManualUnitPrice!.Value,
+                        ItemSubtotal = powderDto.ManualUnitPrice!.Value, MaterialCost = powderDto.ManualUnitPrice!.Value,
+                        LaborCost = 0, EquipmentCost = 0
+                    };
+                    var pi = _jobItemAssemblyService.CreateJobItem(powderDto, id, companyId, pp, DateTime.UtcNow);
+                    await _unitOfWork.JobItems.AddAsync(pi);
+                    await _unitOfWork.SaveChangesAsync();
+                    allEditItems.Add(powderDto);
+                }
+            }
+
             // Now load and update the job itself
             var job = await _unitOfWork.Jobs.GetByIdAsync(id);
             if (job == null)
@@ -1647,7 +1693,7 @@ public class JobsController : Controller
             }
 
             // Recalculate FinalPrice from wizard items
-            if (dto.JobItems.Any())
+            if (allEditItems.Any())
             {
                 var editCosts = await _pricingService.GetOperatingCostsAsync(companyId);
                 decimal? editOvenRate = null;
@@ -1658,7 +1704,7 @@ public class JobsController : Controller
                         editOvenRate = editOven.CostPerHour;
                 }
                 var totals = await _pricingService.CalculateQuoteTotalsAsync(
-                    dto.JobItems, companyId, dto.CustomerId,
+                    allEditItems, companyId, dto.CustomerId,
                     await GetEffectiveTaxPercentAsync(dto.CustomerId, editCosts?.TaxPercent ?? 0m),
                     dto.DiscountType, dto.DiscountValue, dto.IsRushJob, editOvenRate, dto.OvenBatches > 0 ? dto.OvenBatches : 1, dto.OvenCycleMinutes);
                 job.FinalPrice             = totals.Total;
@@ -1852,6 +1898,33 @@ public class JobsController : Controller
     {
         ViewBag.AiPhotoQuotesEnabled = await _subscriptionService.CanUseAiPhotoQuoteAsync(companyId);
 
+        var allowFormulas = HttpContext.Items["AllowCustomFormulas"] as bool? ?? false;
+        if (allowFormulas)
+        {
+            var formulaTemplates = await _unitOfWork.CustomItemTemplates.FindAsync(
+                t => t.CompanyId == companyId && t.IsActive);
+            ViewBag.CustomFormulaTemplates = formulaTemplates
+                .OrderBy(t => t.DisplayOrder).ThenBy(t => t.Name)
+                .Select(t => new
+                {
+                    id = t.Id,
+                    name = t.Name,
+                    description = t.Description,
+                    outputMode = t.OutputMode,
+                    fieldsJson = t.FieldsJson,
+                    formula = t.Formula,
+                    defaultRate = t.DefaultRate,
+                    rateLabel = t.RateLabel,
+                    diagramImagePath = string.IsNullOrEmpty(t.DiagramImagePath)
+                        ? (string?)null
+                        : Url.Action("TemplateDiagram", "CompanySettings", new { templateId = t.Id })
+                }).ToList();
+        }
+        else
+        {
+            ViewBag.CustomFormulaTemplates = new List<object>();
+        }
+
         await PopulateDropdowns();
         await PopulatePrepServicesAsync(companyId);
         var costs = await _pricingService.GetOperatingCostsAsync(companyId);
@@ -2407,6 +2480,28 @@ public class JobsController : Controller
                     });
             }
 
+            // When a rework job reaches a terminal status, close out the linked ReworkRecord
+            // on the original job so the shop doesn't have to do it manually.
+            // Cancelled → WrittenOff; any other terminal → Resolved.
+            if (newStatus?.IsTerminalStatus == true && job.IsReworkJob)
+            {
+                var linkedRecords = await _unitOfWork.ReworkRecords.FindAsync(
+                    r => r.ReworkJobId == job.Id && r.CompanyId == job.CompanyId, false);
+                foreach (var rr in linkedRecords)
+                {
+                    if (rr.Status == ReworkStatus.Resolved || rr.Status == ReworkStatus.WrittenOff)
+                        continue;
+                    rr.Status       = newStatus.StatusCode == AppConstants.StatusCodes.Job.Cancelled
+                        ? ReworkStatus.WrittenOff
+                        : ReworkStatus.Resolved;
+                    rr.ResolvedDate ??= DateTime.UtcNow;
+                    rr.UpdatedAt    = DateTime.UtcNow;
+                    await _unitOfWork.ReworkRecords.UpdateAsync(rr);
+                }
+                if (linkedRecords.Any())
+                    await _unitOfWork.SaveChangesAsync();
+            }
+
             // Notify customer on status change (only if user opted in)
             if (request.SendEmail && newStatus != null)
             {
@@ -2962,6 +3057,9 @@ public class JobsController : Controller
             IsGenericItem           = ji.IsGenericItem || (!ji.CatalogItemId.HasValue && ji.Coats.Count == 0),
             IsLaborItem             = ji.IsLaborItem,
             IsAiItem                = ji.IsAiItem,
+            IsCustomFormulaItem     = ji.IsCustomFormulaItem,
+            CustomItemTemplateId    = ji.CustomItemTemplateId,
+            FormulaFieldValuesJson  = ji.FormulaFieldValuesJson,
             RequiresSandblasting = ji.RequiresSandblasting,
             RequiresMasking     = ji.RequiresMasking,
             Notes               = ji.Notes,
@@ -3077,6 +3175,26 @@ public class JobsController : Controller
                 }
             }
 
+            // Option B: auto-add Custom Powder Order item on first save if not already present
+            var allUpdateItems = model.JobItems.ToList();
+            if (!allUpdateItems.Any(d => d.IsGenericItem && d.Description?.StartsWith("Custom Powder Order") == true))
+            {
+                var powderDto = await BuildCustomPowderOrderDto(allUpdateItems);
+                if (powderDto != null)
+                {
+                    var pp = new QuoteItemPricingResult
+                    {
+                        UnitPrice = powderDto.ManualUnitPrice!.Value, TotalPrice = powderDto.ManualUnitPrice!.Value,
+                        ItemSubtotal = powderDto.ManualUnitPrice!.Value, MaterialCost = powderDto.ManualUnitPrice!.Value,
+                        LaborCost = 0, EquipmentCost = 0
+                    };
+                    var pi = _jobItemAssemblyService.CreateJobItem(powderDto, job.Id, currentUser.CompanyId, pp, DateTime.UtcNow);
+                    await _unitOfWork.JobItems.AddAsync(pi);
+                    await _unitOfWork.SaveChangesAsync();
+                    allUpdateItems.Add(powderDto);
+                }
+            }
+
             // Calculate full total (overhead, margins, tax) matching what Details shows
             decimal? ovenRateOverride = null;
             if (job.OvenCostId.HasValue)
@@ -3087,7 +3205,7 @@ public class JobsController : Controller
             }
             var updateCosts = await _pricingService.GetOperatingCostsAsync(currentUser.CompanyId);
             var totals = await _pricingService.CalculateQuoteTotalsAsync(
-                model.JobItems, currentUser.CompanyId, job.CustomerId,
+                allUpdateItems, currentUser.CompanyId, job.CustomerId,
                 await GetEffectiveTaxPercentAsync(job.CustomerId, updateCosts?.TaxPercent ?? 0m),
                 job.DiscountType.ToString(), job.DiscountValue, job.IsRushJob,
                 ovenRateOverride, job.OvenBatches, job.OvenCycleMinutes);
@@ -3154,6 +3272,9 @@ public class JobsController : Controller
             IsLaborItem            = ji.IsLaborItem,
             IsSalesItem            = ji.IsSalesItem,
             IsAiItem               = ji.IsAiItem,
+            IsCustomFormulaItem    = ji.IsCustomFormulaItem,
+            CustomItemTemplateId   = ji.CustomItemTemplateId,
+            FormulaFieldValuesJson = ji.FormulaFieldValuesJson,
             ManualUnitPrice  = ji.ManualUnitPrice ?? ((ji.IsGenericItem || ji.IsSalesItem) ? ji.UnitPrice : (decimal?)null),
             IncludePrepCost  = ji.IncludePrepCost,
             Coats            = ji.Coats.OrderBy(c => c.Sequence).Select(c => new CreateQuoteItemCoatDto
@@ -3287,6 +3408,21 @@ public class JobsController : Controller
         var useMetric = await _tenantContext.UseMetricSystemAsync();
         ViewBag.UseMetric = useMetric;
         ViewBag.AreaUnit = _measurementService.GetAreaUnitLabel(useMetric);
+
+        var allowFormulas2 = HttpContext.Items["AllowCustomFormulas"] as bool? ?? false;
+        if (allowFormulas2)
+        {
+            var formulaTemplates = await _unitOfWork.CustomItemTemplates.FindAsync(t => t.CompanyId == companyId && t.IsActive);
+            ViewBag.CustomFormulaTemplates = formulaTemplates.OrderBy(t => t.DisplayOrder).ThenBy(t => t.Name)
+                .Select(t => new { id = t.Id, name = t.Name, description = t.Description, outputMode = t.OutputMode,
+                    fieldsJson = t.FieldsJson, formula = t.Formula, defaultRate = t.DefaultRate, rateLabel = t.RateLabel,
+                    diagramImagePath = string.IsNullOrEmpty(t.DiagramImagePath) ? null
+                        : Url.Action("TemplateDiagram", "CompanySettings", new { templateId = t.Id }) }).ToList();
+        }
+        else
+        {
+            ViewBag.CustomFormulaTemplates = new List<object>();
+        }
     }
 
     /// <summary>
@@ -3322,6 +3458,66 @@ public class JobsController : Controller
         return companyDefaultRate;
     }
 
+    /// <summary>
+    /// Builds a "Custom Powder Order" DTO by aggregating all powder-to-order costs across the
+    /// submitted items. Returns null when no qualifying coats are present.
+    ///
+    /// Two coat types qualify:
+    ///   - Custom powder: no InventoryItemId, PowderToOrder &gt; 0, PowderCostPerLb &gt; 0
+    ///   - Incoming powder: InventoryItemId set, inventoryItem.IsIncoming == true, PowderToOrder &gt; 0
+    ///     (PowderCostPerLb is null for incoming powder — cost comes from inventoryItem.UnitCost)
+    /// </summary>
+    private async Task<CreateQuoteItemDto?> BuildCustomPowderOrderDto(IEnumerable<CreateQuoteItemDto> itemDtos)
+    {
+        var colorNames = new List<string>();
+        decimal totalCost = 0m;
+
+        foreach (var dto in itemDtos)
+        {
+            if (dto.Coats == null) continue;
+            foreach (var coat in dto.Coats)
+            {
+                if (!coat.InventoryItemId.HasValue &&
+                    coat.PowderToOrder.HasValue && coat.PowderToOrder.Value > 0 &&
+                    coat.PowderCostPerLb.HasValue && coat.PowderCostPerLb.Value > 0)
+                {
+                    // Custom powder: no inventory link, user entered cost per lb manually
+                    totalCost += coat.PowderToOrder.Value * coat.PowderCostPerLb.Value;
+                    if (!string.IsNullOrWhiteSpace(coat.ColorName))
+                        colorNames.Add(coat.ColorName);
+                }
+                else if (coat.InventoryItemId.HasValue && coat.PowderToOrder.HasValue && coat.PowderToOrder.Value > 0)
+                {
+                    // Incoming powder: catalog-selected; PowderCostPerLb was cleared after incoming
+                    // inventory item was created, so cost comes from inventoryItem.UnitCost
+                    var invItem = await _unitOfWork.InventoryItems.GetByIdAsync(coat.InventoryItemId.Value);
+                    if (invItem?.IsIncoming == true)
+                    {
+                        totalCost += coat.PowderToOrder.Value * invItem.UnitCost;
+                        var colorName = !string.IsNullOrWhiteSpace(coat.ColorName) ? coat.ColorName : invItem.Name;
+                        if (!string.IsNullOrWhiteSpace(colorName))
+                            colorNames.Add(colorName);
+                    }
+                }
+            }
+        }
+
+        if (totalCost <= 0) return null;
+
+        var uniqueColors = colorNames.Distinct(StringComparer.OrdinalIgnoreCase).ToList();
+        var description = uniqueColors.Any()
+            ? $"Custom Powder Order ({string.Join(", ", uniqueColors)})"
+            : "Custom Powder Order";
+
+        return new CreateQuoteItemDto
+        {
+            Description = description,
+            Quantity = 1,
+            IsGenericItem = true,
+            ManualUnitPrice = totalCost
+        };
+    }
+
     private static QuotePricingBreakdownDto BuildPricingSnapshotDto(QuotePricingResult pr) =>
         new QuotePricingBreakdownDto
         {
@@ -3528,10 +3724,13 @@ public class JobsController : Controller
     }
 
     /// <summary>
-    /// Records a rework event against a job item (e.g. defect found during QC).
+    /// Records a rework event against a job. Optionally creates a linked rework job so the
-    /// Automatically creates a new linked rework Job so the repair work can be tracked
+    /// repair can flow through the full shop lifecycle. When creating a rework job:
-    /// through the same job lifecycle. The rework job inherits the original job's customer,
+    /// - Job number uses sub-number format: {parentNumber}-R{n} (e.g. JOB-2605-0007-R1)
-    /// oven, and items so the shop has a complete specification to work from.
+    /// - Only items selected by the user are copied (partial rework support)
+    /// - Pricing obeys the ReworkPricingType: ShopFault zeros all item prices;
+    ///   CustomerReduced/CustomerFull copy prices as-is (user edits after if needed)
+    /// - Job starts at the first non-Pending status in the company's workflow
     /// </summary>
     [HttpPost]
     public async Task<IActionResult> AddReworkRecord([FromBody] CreateReworkRecordDto dto)
@@ -3540,66 +3739,41 @@ public class JobsController : Controller
         if (job == null) return NotFound();
 
         var companyId = job.CompanyId;
+        Job? reworkJob = null;
 
-        // Generate rework job number
+        if (dto.CreateReworkJob && dto.ReworkJobItemIds != null && dto.ReworkJobItemIds.Count > 0 && dto.ReworkPricingType.HasValue)
-        var statuses = await _lookupCache.GetJobStatusLookupsAsync(companyId);
-        var pendingStatus = statuses.FirstOrDefault(s => s.StatusCode == AppConstants.StatusCodes.Job.Pending);
-        var priorities = await _lookupCache.GetJobPriorityLookupsAsync(companyId);
-        var normalPriority = priorities.FirstOrDefault(p => p.PriorityCode == "NORMAL") ?? priorities.First();
-
-        var allJobs = await _unitOfWork.Jobs.GetAllAsync(true);
-        var year = DateTime.Now.ToString("yy");
-        var month = DateTime.Now.ToString("MM");
-        var prefix = $"JOB-{year}{month}-";
-        var maxNum = allJobs
-            .Where(j => j.JobNumber.StartsWith(prefix))
-            .Select(j => { int.TryParse(j.JobNumber.Replace(prefix, ""), out int n); return n; })
-            .DefaultIfEmpty(0).Max();
-
-        var reworkJob = pendingStatus != null ? new Job
         {
-            JobNumber = $"{prefix}{(maxNum + 1):D4}",
+            var typeLabel = dto.ReworkType switch
-            CustomerId = job.CustomerId,
-            Description = $"REWORK: {job.Description}",
-            JobStatusId = pendingStatus.Id,
-            JobPriorityId = normalPriority.Id,
-            IsReworkJob = true,
-            OriginalJobId = job.Id,
-            SpecialInstructions = $"Rework of {job.JobNumber}.",
-            CompanyId = companyId,
-            CreatedAt = DateTime.UtcNow
-        } : null;
-
-        if (reworkJob != null)
             {
-            await _unitOfWork.Jobs.AddAsync(reworkJob);
+                ReworkType.InternalDefect    => "Internal Defect",
-            await _unitOfWork.CompleteAsync();
+                ReworkType.CustomerWarranty  => "Customer Warranty",
-
+                ReworkType.CustomerDamage    => "Customer Damage",
-            // Copy items: specific item if flagged, otherwise all items
+                _                            => dto.ReworkType.ToString()
-            var itemsToCopy = dto.JobItemId.HasValue
+            };
-                ? job.JobItems.Where(i => i.Id == dto.JobItemId.Value).ToList()
+            var reasonLabel = dto.Reason switch
-                : job.JobItems.ToList();
-
-            foreach (var item in itemsToCopy)
             {
-                var createdAtUtc = DateTime.UtcNow;
+                ReworkReason.AdhesionFailure    => "Adhesion Failure",
-                var newItem = _jobItemAssemblyService.CreateJobItem(item, reworkJob.Id, companyId, createdAtUtc);
+                ReworkReason.Contamination      => "Contamination",
-
+                ReworkReason.ColorMismatch      => "Color Mismatch",
-                await _unitOfWork.JobItems.AddAsync(newItem);
+                ReworkReason.RunsSags           => "Runs / Sags",
-                await _unitOfWork.CompleteAsync();
+                ReworkReason.SurfacePrepFailure => "Surface Prep Failure",
-
+                ReworkReason.OvenIssue          => "Oven Issue",
-                foreach (var coat in _jobItemAssemblyService.CreateJobItemCoats(item, newItem.Id, companyId, createdAtUtc))
+                ReworkReason.InsufficientCoverage => "Insufficient Coverage",
+                ReworkReason.HandlingDamage     => "Handling Damage",
+                _                               => "Other"
+            };
+            var pricingLabel = dto.ReworkPricingType.Value switch
             {
-                    await _unitOfWork.JobItemCoats.AddAsync(coat);
+                ReworkPricingType.ShopFault       => "Shop Fault — no charge",
-                }
+                ReworkPricingType.CustomerReduced => "Customer responsible — reduced rate",
+                ReworkPricingType.CustomerFull    => "Customer responsible — full price",
+                _                                 => ""
+            };
+            var defect = string.IsNullOrWhiteSpace(dto.DefectDescription) ? "" : $": {dto.DefectDescription}";
+            var reworkDescription = $"REWORK ({typeLabel} / {reasonLabel}){defect}. Pricing: {pricingLabel}.";
 
-                foreach (var prepService in _jobItemAssemblyService.CreateJobItemPrepServices(item, newItem.Id, companyId, createdAtUtc))
+            var currentUserId = _userManager.GetUserId(User);
-                {
+            reworkJob = await BuildReworkJobAsync(job, dto.ReworkJobItemIds, dto.ReworkPricingType.Value, companyId, reworkDescription, currentUserId);
-                    await _unitOfWork.JobItemPrepServices.AddAsync(prepService);
-                }
-            }
-
-            await _unitOfWork.CompleteAsync();
         }
 
         var record = new ReworkRecord
@@ -3615,6 +3789,7 @@ public class JobsController : Controller
             EstimatedReworkCost = dto.EstimatedReworkCost,
             IsBillableToCustomer = dto.IsBillableToCustomer,
             BillingNotes    = dto.BillingNotes,
+            ReworkPricingType = dto.ReworkPricingType,
             ReworkJobId     = reworkJob?.Id,
             Status          = reworkJob != null ? ReworkStatus.InProgress : ReworkStatus.Open,
             CompanyId       = companyId,
@@ -3624,11 +3799,147 @@ public class JobsController : Controller
         await _unitOfWork.ReworkRecords.AddAsync(record);
         await _unitOfWork.CompleteAsync();
 
-        // Reload with navigation for response
         var saved = await _unitOfWork.ReworkRecords.FindAsync(r => r.Id == record.Id, false, r => r.JobItem, r => r.ReworkJob);
         return Json(_mapper.Map<ReworkRecordDto>(saved.First()));
     }
 
+    /// <summary>
+    /// Creates a linked rework Job from an existing rework record that was saved without one.
+    /// Uses sub-number format and applies the specified pricing attribution.
+    /// </summary>
+    [HttpPost]
+    public async Task<IActionResult> CreateReworkJob([FromBody] CreateReworkJobRequest req)
+    {
+        var reworkRecord = await _unitOfWork.ReworkRecords.GetByIdAsync(req.ReworkRecordId, false, r => r.Job);
+        if (reworkRecord == null) return NotFound();
+
+        var originalJob = await _unitOfWork.Jobs.LoadForDetailsAsync(reworkRecord.JobId);
+        if (originalJob == null) return NotFound();
+
+        var companyId = originalJob.CompanyId;
+        var itemIds = req.ItemIds ?? originalJob.JobItems.Select(i => i.Id).ToList();
+        var pricingType = req.ReworkPricingType ?? ReworkPricingType.ShopFault;
+
+        var pricingLabel = pricingType switch
+        {
+            ReworkPricingType.ShopFault       => "Shop Fault — no charge",
+            ReworkPricingType.CustomerReduced => "Customer responsible — reduced rate",
+            ReworkPricingType.CustomerFull    => "Customer responsible — full price",
+            _                                 => ""
+        };
+        var notes = string.IsNullOrWhiteSpace(req.Notes) ? "" : $" Notes: {req.Notes}";
+        var reworkDescription = $"REWORK: {pricingLabel}.{notes}";
+        var currentUserId = _userManager.GetUserId(User);
+        var reworkJob = await BuildReworkJobAsync(originalJob, itemIds, pricingType, companyId, reworkDescription, currentUserId);
+
+        reworkRecord.ReworkJobId      = reworkJob.Id;
+        reworkRecord.ReworkPricingType = pricingType;
+        reworkRecord.Status           = ReworkStatus.InProgress;
+        reworkRecord.UpdatedAt        = DateTime.UtcNow;
+        await _unitOfWork.ReworkRecords.UpdateAsync(reworkRecord);
+        await _unitOfWork.CompleteAsync();
+
+        return Json(new { success = true, reworkJobId = reworkJob.Id, reworkJobNumber = reworkJob.JobNumber });
+    }
+
+    /// <summary>
+    /// Shared helper that creates and persists a rework Job with sub-numbered job number,
+    /// copies the specified items (with coats and prep services), applies pricing attribution,
+    /// sets descriptive job description from the rework record data, and auto-records intake
+    /// (parts are already on hand when rework is logged).
+    /// Called by both AddReworkRecord and CreateReworkJob.
+    /// </summary>
+    private async Task<Job> BuildReworkJobAsync(
+        Job originalJob,
+        List<int> itemIds,
+        ReworkPricingType pricingType,
+        int companyId,
+        string reworkDescription,
+        string? checkedByUserId)
+    {
+        var statuses   = await _lookupCache.GetJobStatusLookupsAsync(companyId);
+        var priorities = await _lookupCache.GetJobPriorityLookupsAsync(companyId);
+
+        // First non-Pending status by workflow order
+        var firstActiveStatus = statuses
+            .Where(s => s.StatusCode != AppConstants.StatusCodes.Job.Pending)
+            .OrderBy(s => s.DisplayOrder)
+            .First();
+
+        var normalPriority = priorities.FirstOrDefault(p => p.PriorityCode == "NORMAL") ?? priorities.First();
+
+        // Sub-number: {parentJobNumber}-R{n+1}
+        var reworkCount = await _unitOfWork.Jobs.GetReworkJobCountAsync(originalJob.Id);
+        var reworkNumber = $"{originalJob.JobNumber}-R{reworkCount + 1}";
+
+        var reworkJob = new Job
+        {
+            JobNumber           = reworkNumber,
+            CustomerId          = originalJob.CustomerId,
+            Description         = reworkDescription,
+            JobStatusId         = firstActiveStatus.Id,
+            JobPriorityId       = normalPriority.Id,
+            IsReworkJob         = true,
+            OriginalJobId       = originalJob.Id,
+            SpecialInstructions = $"Rework of {originalJob.JobNumber}.",
+            // Auto-intake: parts are already on hand when rework is logged
+            IntakeDate              = DateTime.UtcNow,
+            IntakeConditionNotes    = $"Parts auto-checked in as rework from {originalJob.JobNumber}.",
+            IntakeCheckedByUserId   = checkedByUserId,
+            CompanyId           = companyId,
+            CreatedAt           = DateTime.UtcNow
+        };
+
+        await _unitOfWork.Jobs.AddAsync(reworkJob);
+        await _unitOfWork.CompleteAsync();
+
+        var itemsToCopy = originalJob.JobItems.Where(i => itemIds.Contains(i.Id)).ToList();
+        var createdAtUtc = DateTime.UtcNow;
+
+        foreach (var item in itemsToCopy)
+        {
+            var newItem = _jobItemAssemblyService.CreateJobItem(item, reworkJob.Id, companyId, createdAtUtc);
+
+            // Shop-fault rework jobs are done at no charge
+            if (pricingType == ReworkPricingType.ShopFault)
+            {
+                newItem.UnitPrice        = 0;
+                newItem.ManualUnitPrice  = 0;
+                newItem.TotalPrice       = 0;
+            }
+
+            await _unitOfWork.JobItems.AddAsync(newItem);
+            await _unitOfWork.CompleteAsync();
+
+            foreach (var coat in _jobItemAssemblyService.CreateJobItemCoats(item, newItem.Id, companyId, createdAtUtc))
+                await _unitOfWork.JobItemCoats.AddAsync(coat);
+
+            foreach (var prep in _jobItemAssemblyService.CreateJobItemPrepServices(item, newItem.Id, companyId, createdAtUtc))
+                await _unitOfWork.JobItemPrepServices.AddAsync(prep);
+        }
+
+        // Set intake part count now that items are known
+        reworkJob.IntakePartCount = (int)Math.Ceiling(itemsToCopy.Sum(i => i.Quantity));
+
+        // Write a pricing snapshot so the Details page and inline edit both work correctly
+        var itemsSubtotal = pricingType == ReworkPricingType.ShopFault
+            ? 0m
+            : itemsToCopy.Sum(i => i.TotalPrice);
+        reworkJob.FinalPrice = itemsSubtotal;
+        reworkJob.PricingBreakdownJson = System.Text.Json.JsonSerializer.Serialize(new QuotePricingBreakdownDto
+        {
+            ItemsSubtotal          = itemsSubtotal,
+            SubtotalBeforeDiscount = itemsSubtotal,
+            SubtotalAfterDiscount  = itemsSubtotal,
+            Total                  = itemsSubtotal
+        });
+
+        await _unitOfWork.Jobs.UpdateAsync(reworkJob);
+        await _unitOfWork.CompleteAsync();
+
+        return reworkJob;
+    }
+
     /// <summary>
     /// Updates a rework record's status, resolution notes, cost, and billability.
     /// Auto-sets ResolvedDate when status transitions to Resolved or WrittenOff (if not already set).
@@ -3680,66 +3991,6 @@ public class JobsController : Controller
         return Json(new { success = true });
     }
 
-    /// <summary>
-    /// Creates a new rework Job from an existing rework record and links them.
-    /// The rework job is a lightweight clone of the original job — same customer, description, and
-    /// oven — but starts fresh with Pending status so it goes through the full workflow again.
-    /// The ReworkJob FK on the rework record is updated so the Detail view can link to it.
-    /// </summary>
-    [HttpPost]
-    public async Task<IActionResult> CreateReworkJob([FromBody] CreateReworkJobRequest req)
-    {
-        var reworkRecord = await _unitOfWork.ReworkRecords.GetByIdAsync(req.ReworkRecordId, false, r => r.Job);
-        if (reworkRecord == null) return NotFound();
-
-        var originalJob = reworkRecord.Job;
-        var companyId = originalJob.CompanyId;
-
-        // Load status lookups to find Pending status
-        var statuses = await _lookupCache.GetJobStatusLookupsAsync(companyId);
-        var pendingStatus = statuses.FirstOrDefault(s => s.StatusCode == AppConstants.StatusCodes.Job.Pending);
-        if (pendingStatus == null) return Json(new { success = false, message = "Could not find Pending status." });
-
-        var priorities = await _lookupCache.GetJobPriorityLookupsAsync(companyId);
-        var normalPriority = priorities.FirstOrDefault(p => p.PriorityCode == "NORMAL") ?? priorities.First();
-
-        // Generate job number
-        var allJobs = await _unitOfWork.Jobs.GetAllAsync(true);
-        var year = DateTime.Now.ToString("yy");
-        var month = DateTime.Now.ToString("MM");
-        var prefix = $"JOB-{year}{month}-";
-        var maxNum = allJobs
-            .Where(j => j.JobNumber.StartsWith(prefix))
-            .Select(j => { int.TryParse(j.JobNumber.Replace(prefix, ""), out int n); return n; })
-            .DefaultIfEmpty(0).Max();
-
-        var reworkJob = new Job
-        {
-            JobNumber = $"{prefix}{(maxNum + 1):D4}",
-            CustomerId = originalJob.CustomerId,
-            Description = $"REWORK: {originalJob.Description}",
-            JobStatusId = pendingStatus.Id,
-            JobPriorityId = normalPriority.Id,
-            IsReworkJob = true,
-            OriginalJobId = originalJob.Id,
-            SpecialInstructions = $"Rework of {originalJob.JobNumber}. {req.Notes}".Trim().TrimEnd('.') + ".",
-            CompanyId = companyId,
-            CreatedAt = DateTime.UtcNow
-        };
-
-        await _unitOfWork.Jobs.AddAsync(reworkJob);
-        await _unitOfWork.CompleteAsync();
-
-        // Link rework record to new job
-        reworkRecord.ReworkJobId = reworkJob.Id;
-        reworkRecord.Status = ReworkStatus.InProgress;
-        reworkRecord.UpdatedAt = DateTime.UtcNow;
-        await _unitOfWork.ReworkRecords.UpdateAsync(reworkRecord);
-        await _unitOfWork.CompleteAsync();
-
-        return Json(new { success = true, reworkJobId = reworkJob.Id, reworkJobNumber = reworkJob.JobNumber });
-    }
-
     // ── Quote-Changed Banner Actions ──────────────────────────────────────────
 
     /// <summary>
@@ -4148,75 +4399,7 @@ public class JobsController : Controller
         _logger.LogInformation("Recorded first job creation for company {CompanyId}", companyId);
     }
 
-    /// <summary>
+    // LogMaterial has been consolidated into InventoryController.LogMaterial.
-    /// Logs manual material usage from the job details page. Mirrors the QR scan LogUsage
-    /// flow in InventoryController but returns JSON so the modal can close and refresh inline.
-    /// Quantity is always the amount USED (caller converts from remaining if needed).
-    /// </summary>
-    [HttpPost]
-    [ValidateAntiForgeryToken]
-    public async Task<IActionResult> LogMaterial([FromBody] LogMaterialRequest req)
-    {
-        try
-        {
-            if (req.QuantityUsed <= 0)
-                return Json(new { success = false, message = "Quantity used must be greater than zero." });
-
-            var item = await _unitOfWork.InventoryItems.GetByIdAsync(req.InventoryItemId);
-            if (item == null) return Json(new { success = false, message = "Inventory item not found." });
-
-            var job = await _unitOfWork.Jobs.GetByIdAsync(req.JobId);
-            if (job == null) return Json(new { success = false, message = "Job not found." });
-
-            var txnType = req.TransactionType == "Waste"
-                ? InventoryTransactionType.Waste
-                : InventoryTransactionType.JobUsage;
-
-            item.QuantityOnHand -= req.QuantityUsed;
-            item.UpdatedAt = DateTime.UtcNow;
-            await _unitOfWork.InventoryItems.UpdateAsync(item);
-
-            var txn = new PowderCoating.Core.Entities.InventoryTransaction
-            {
-                InventoryItemId = item.Id,
-                TransactionType = txnType,
-                Quantity        = -req.QuantityUsed,
-                UnitCost        = item.UnitCost,
-                TotalCost       = req.QuantityUsed * item.UnitCost,
-                TransactionDate = DateTime.UtcNow,
-                BalanceAfter    = item.QuantityOnHand,
-                JobId           = req.JobId,
-                Reference       = $"Job {job.JobNumber}",
-                Notes           = req.Notes?.Trim(),
-                CompanyId       = item.CompanyId,
-                CreatedAt       = DateTime.UtcNow
-            };
-            await _unitOfWork.InventoryTransactions.AddAsync(txn);
-            await _unitOfWork.CompleteAsync();
-
-            // GL: DR COGS, CR Inventory Asset
-            if (item.CogsAccountId.HasValue && item.InventoryAccountId.HasValue)
-            {
-                var cost = req.QuantityUsed * (item.AverageCost > 0 ? item.AverageCost : item.UnitCost);
-                await _accountBalanceService.DebitAsync(item.CogsAccountId, cost);
-                await _accountBalanceService.CreditAsync(item.InventoryAccountId, cost);
-            }
-
-            return Json(new
-            {
-                success    = true,
-                message    = $"Logged {req.QuantityUsed:N2} {item.UnitOfMeasure} of {item.Name}.",
-                newBalance = item.QuantityOnHand,
-                unitOfMeasure = item.UnitOfMeasure,
-                itemName   = item.Name
-            });
-        }
-        catch (Exception ex)
-        {
-            _logger.LogError(ex, "Error logging material for job {JobId}", req.JobId);
-            return Json(new { success = false, message = "An error occurred. Please try again." });
-        }
-    }
 
     /// <summary>
     /// Inline-edits description, quantity, and unit price on a single job line item.
@@ -4303,15 +4486,13 @@ public class PatchJobItemRequest
     public decimal Quantity    { get; set; }
     public decimal UnitPrice   { get; set; }
 }
-public class LogMaterialRequest
+public class CreateReworkJobRequest
 {
-    public int     JobId           { get; set; }
+    public int ReworkRecordId { get; set; }
-    public int     InventoryItemId { get; set; }
+    public List<int>? ItemIds { get; set; }
-    public decimal QuantityUsed    { get; set; }
+    public PowderCoating.Core.Enums.ReworkPricingType? ReworkPricingType { get; set; }
-    public string  TransactionType { get; set; } = "JobUsage";
     public string? Notes { get; set; }
 }
-public class CreateReworkJobRequest { public int ReworkRecordId { get; set; } public string? Notes { get; set; } }
 
 public class UpdateWorkerAssignmentRequest
 {

src/PowderCoating.Web/Controllers/MaintenanceController.cs

@@ -580,7 +580,7 @@ public class MaintenanceController : Controller
                 // Calculate next scheduled maintenance
                 if (equipment.RecommendedMaintenanceIntervalDays > 0)
                 {
-                    equipment.NextScheduledMaintenance = DateTime.UtcNow.AddDays(equipment.RecommendedMaintenanceIntervalDays);
+                    equipment.NextScheduledMaintenance = DateTime.UtcNow.AddDays(equipment.RecommendedMaintenanceIntervalDays.Value);
                 }
 
                 equipment.UpdatedAt = DateTime.UtcNow;

src/PowderCoating.Web/Controllers/PlatformSubscriptionController.cs

@@ -65,6 +65,7 @@ public class PlatformSubscriptionController : Controller
             AllowAiInventoryAssist = c.AllowAiInventoryAssist,
             AllowAiCatalogPriceCheck = c.AllowAiCatalogPriceCheck,
             AllowSms = c.AllowSms,
+            AllowCustomFormulas = c.AllowCustomFormulas,
             IsActive = c.IsActive,
             SortOrder = c.SortOrder
         }).ToList();
@@ -106,6 +107,7 @@ public class PlatformSubscriptionController : Controller
             AllowAiInventoryAssist = config.AllowAiInventoryAssist,
             AllowAiCatalogPriceCheck = config.AllowAiCatalogPriceCheck,
             AllowSms = config.AllowSms,
+            AllowCustomFormulas = config.AllowCustomFormulas,
             IsActive = config.IsActive
         };
 
@@ -152,6 +154,7 @@ public class PlatformSubscriptionController : Controller
         config.AllowAiInventoryAssist = dto.AllowAiInventoryAssist;
         config.AllowAiCatalogPriceCheck = dto.AllowAiCatalogPriceCheck;
         config.AllowSms = dto.AllowSms;
+        config.AllowCustomFormulas = dto.AllowCustomFormulas;
         config.IsActive = dto.IsActive;
 
         await _unitOfWork.SubscriptionPlanConfigs.UpdateAsync(config);

src/PowderCoating.Web/Controllers/QuoteApprovalController.cs

@@ -28,6 +28,7 @@ public class QuoteApprovalController : Controller
     private readonly ILogger<QuoteApprovalController> _logger;
     private readonly IConfiguration _configuration;
     private readonly IHubContext<NotificationHub> _hub;
+    private readonly IQuotePricingAssemblyService _assemblyService;
 
     public QuoteApprovalController(
         IUnitOfWork unitOfWork,
@@ -36,7 +37,8 @@ public class QuoteApprovalController : Controller
         IStripeConnectService stripeConnect,
         ILogger<QuoteApprovalController> logger,
         IConfiguration configuration,
-        IHubContext<NotificationHub> hub)
+        IHubContext<NotificationHub> hub,
+        IQuotePricingAssemblyService assemblyService)
     {
         _unitOfWork = unitOfWork;
         _notifications = notifications;
@@ -45,6 +47,7 @@ public class QuoteApprovalController : Controller
         _logger = logger;
         _configuration = configuration;
         _hub = hub;
+        _assemblyService = assemblyService;
     }
 
     /// <summary>
@@ -177,6 +180,16 @@ public class QuoteApprovalController : Controller
 
         await _unitOfWork.CompleteAsync();
 
+        // Create incoming inventory records for catalog-sourced coats deferred from quote-save time.
+        try
+        {
+            await _assemblyService.EnsureIncomingInventoryForApprovedQuoteAsync(quote.Id, quote.CompanyId);
+        }
+        catch (Exception ex)
+        {
+            _logger.LogWarning(ex, "EnsureIncomingInventory failed for quote {QuoteId} — continuing", quote.Id);
+        }
+
         var approveEntry = new QuoteChangeHistory
         {
             QuoteId = quote.Id,