feat(cms): add expandable Album browser to Track Browser

DeepDrftManager/Components/Pages/Tracks/TrackList.razor

@@ -53,7 +53,9 @@
     }
     else if (VM.Mode == BrowseMode.Albums)
     {
-        <MudAlert Severity="Severity.Info" Class="mt-4">Album browser — coming in the next wave.</MudAlert>
+        <CmsAlbumBrowser Releases="VM.Albums"
+                         IsLoading="VM.AlbumsLoading"
+                         OnReleasesChanged="OnAlbumsChanged" />
     }
     else
     {
@@ -64,6 +66,10 @@
 @code {
     private CmsTrackGrid? _grid;
 
+    // The album browser owns its own row state and removes a deleted release locally. We only need to
+    // re-render the page chrome; VM.Albums is intentionally not re-fetched (cached for the circuit).
+    private void OnAlbumsChanged() => StateHasChanged();
+
     // Local state for the parent-owned "Generate All Missing" bulk run.
     private bool _bulkRunning;
     private int _bulkTotal;