Fix service worker intercepting cross-origin image fetches, breaking CSP connect-src

Jenkinsfile

@@ -36,6 +36,7 @@ pipeline {
         stage('Publish') {
             steps {
                 bat 'dotnet publish src\\PowderCoating.Web\\PowderCoating.Web.csproj -c Release -r linux-x64 --self-contained false -o publish'
+                bat 'xcopy /E /Y /I src\\PowderCoating.Web\\wwwroot publish\\wwwroot\\'
             }
         }
 
@@ -51,7 +52,7 @@ pipeline {
                 )]) {
                     bat 'az login --service-principal -u "%AZ_CLIENT_ID%" -p "%AZ_CLIENT_SECRET%" --tenant "%AZ_TENANT_ID%" --output none'
                     bat 'az account set --subscription "%AZ_SUB_ID%"'
-                    bat 'az webapp deploy --resource-group rg-powdercoatinglogix-prod --name linuxpcl --src-path deploy.zip --type zip'
+                    bat 'az webapp deploy --resource-group rg-powdercoatinglogix-prod --name linuxpcl --src-path deploy.zip --type zip --async true'
                     bat 'az logout'
                 }
             }

src/PowderCoating.Web/wwwroot/sw.js

@@ -5,4 +5,7 @@
 
 self.addEventListener('install', () => self.skipWaiting());
 self.addEventListener('activate', e => e.waitUntil(self.clients.claim()));
-self.addEventListener('fetch', e => e.respondWith(fetch(e.request)));
+self.addEventListener('fetch', e => {
+    if (new URL(e.request.url).origin !== self.location.origin) return;
+    e.respondWith(fetch(e.request));
+});