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src/PowderCoating.Core/Entities/ManufacturerLookupPattern.cs

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+namespace PowderCoating.Core.Entities;
+
+/// <summary>
+/// Stores per-manufacturer URL patterns so the AI lookup service can build
+/// direct product page URLs rather than relying solely on search results.
+/// These records are global (CompanyId = 0) and shared across all tenants.
+/// </summary>
+public class ManufacturerLookupPattern : BaseEntity
+{
+    /// <summary>Display / match name (case-insensitive contains check).</summary>
+    public string ManufacturerName { get; set; } = string.Empty;
+
+    /// <summary>
+    /// URL template. Supported placeholders:
+    ///   {partNumber}  – manufacturer part number (slashes normalized to hyphens)
+    ///   {slug}        – color name transformed by SlugTransform
+    ///   {colorCode}   – color code as-is
+    /// If a required placeholder is missing at runtime the template is skipped and
+    /// the system falls back to a Serper search URL.
+    /// </summary>
+    public string? ProductUrlTemplate { get; set; }
+
+    /// <summary>How the color name is turned into a URL slug.</summary>
+    public string SlugTransform { get; set; } = "LowerHyphen"; // LowerHyphen | LowerUnderscore | TitleHyphen | AsIs
+
+    /// <summary>
+    /// Manufacturer/retailer domain (e.g. "prismaticpowders.com").
+    /// Used by the search result URL picker even when no template is configured.
+    /// </summary>
+    public string? Domain { get; set; }
+
+    public bool IsActive { get; set; } = true;
+    public string? Notes { get; set; }
+}