fix: CMS image proxy + partial unique index for soft-deleted releases

DeepDrftManager/Components/Pages/Tracks/AlbumHeaderFields.razor

@@ -1,6 +1,5 @@
 @using DeepDrftModels.Enums
 @using Microsoft.AspNetCore.Components.Forms
-@inject IHttpClientFactory HttpClientFactory
 
 <MudPaper Class="pa-6 mb-4" Elevation="2">
     <MudGrid>
@@ -93,19 +92,11 @@
 
     [Parameter] public bool Disabled { get; set; }
 
-    // The image endpoint (GET api/image/{entryKey}) is unauthenticated, so the browser hits
-    // DeepDrftAPI directly. Base address comes from the same named client the CMS uses.
-    private string? ExistingImagePreviewUrl
-    {
-        get
-        {
-            if (string.IsNullOrEmpty(ExistingImagePath)) return null;
-            var baseAddress = HttpClientFactory.CreateClient("DeepDrft.Content.Cms").BaseAddress;
-            return baseAddress is null
-                ? null
-                : new Uri(baseAddress, $"api/image/{Uri.EscapeDataString(ExistingImagePath)}").ToString();
-        }
-    }
+    // Relative path — resolves against the Manager's own origin, proxied by ImageProxyController.
+    private string? ExistingImagePreviewUrl =>
+        string.IsNullOrEmpty(ExistingImagePath)
+            ? null
+            : $"/api/image/{Uri.EscapeDataString(ExistingImagePath)}";
 
     private Task HandleImageFileSelected(InputFileChangeEventArgs e) =>
         SelectedImageFileChanged.InvokeAsync(e.File);