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

DeepDrftManager/Components/Pages/Tracks/TrackEdit.razor

@@ -5,7 +5,6 @@
 @attribute [Authorize]
 @inject ICmsTrackService CmsTrackService
 @inject CmsTrackBrowserViewModel VM
-@inject IHttpClientFactory HttpClientFactory
 @inject ISnackbar Snackbar
 @inject IDialogService DialogService
 @inject NavigationManager Nav
@@ -160,18 +159,11 @@
         !string.IsNullOrWhiteSpace(_form.TrackName)
         && !string.IsNullOrWhiteSpace(_form.Artist);
 
-    // The image endpoint (GET api/image/{entryKey}) is unauthenticated, so the browser can hit
-    // DeepDrftAPI directly. Base address comes from the same named client the CMS uses for writes.
-    private string? ImagePreviewUrl
-    {
-        get
-        {
-            if (string.IsNullOrEmpty(_form.ImagePath)) return null;
-            var baseAddress = HttpClientFactory.CreateClient("DeepDrft.Content.Cms").BaseAddress;
-            if (baseAddress is null) return null;
-            return new Uri(baseAddress, $"api/image/{Uri.EscapeDataString(_form.ImagePath)}").ToString();
-        }
-    }
+    // Relative path — resolves against the Manager's own origin, proxied by ImageProxyController.
+    private string? ImagePreviewUrl =>
+        string.IsNullOrEmpty(_form.ImagePath)
+            ? null
+            : $"/api/image/{Uri.EscapeDataString(_form.ImagePath)}";
 
     protected override async Task OnInitializedAsync()
     {