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

DeepDrftManager/Components/Pages/Tracks/CmsTrackGrid.razor

@@ -2,7 +2,6 @@
 @using DeepDrftManager.Services
 @using DeepDrftModels.DTOs
 @inject ICmsTrackService CmsTrackService
-@inject IHttpClientFactory HttpClientFactory
 @inject IDialogService DialogService
 @inject ISnackbar Snackbar
 @inject ILogger<CmsTrackGrid> Logger
@@ -133,23 +132,17 @@
     // The parent owns "Generate All Missing"; while it runs it disables this grid's per-row buttons.
     private bool _bulkRunning;
 
-    // The image endpoint (GET api/image/{entryKey}) lives on DeepDrftAPI and is unauthenticated, so
-    // the browser hits it directly. Base address comes from the same named client the CMS uses.
-    private Uri? _contentApiBase;
-
     protected override async Task OnInitializedAsync()
     {
-        _contentApiBase = HttpClientFactory.CreateClient("DeepDrft.Content.Cms").BaseAddress;
         await RefreshWaveformStatusAsync();
     }
 
     private bool HasProfile(string entryKey) =>
         _waveformStatus.TryGetValue(entryKey, out var hasProfile) && hasProfile;
 
-    private string? ThumbUrl(string imagePath) =>
-        _contentApiBase is null
-            ? null
-            : new Uri(_contentApiBase, $"api/image/{Uri.EscapeDataString(imagePath)}").ToString();
+    // Relative path — resolves against the Manager's own origin, proxied by ImageProxyController.
+    private static string ThumbUrl(string imagePath) =>
+        $"/api/image/{Uri.EscapeDataString(imagePath)}";
 
     /// <summary>Number of tracks with a missing waveform profile — drives the parent's bulk button label.</summary>
     public int GetMissingCount() => _waveformStatus.Count(kv => !kv.Value);