feat(cms): replace home redirect with catalogue dashboard of track/album/genre cards

DeepDrftManager/Services/ICmsTrackService.cs

@@ -82,4 +82,15 @@ public interface ICmsTrackService
     /// <c>POST api/track/{entryKey}/waveform</c>. Maps a 404 to a "Track audio not found." failure.
     /// </summary>
     Task<Result> GenerateWaveformProfileAsync(string entryKey, CancellationToken ct = default);
+
+    /// <summary>Returns all distinct albums with track counts from GET api/track/albums.</summary>
+    Task<ResultContainer<List<AlbumSummaryDto>>> GetAlbumSummariesAsync(CancellationToken ct = default);
+
+    /// <summary>Returns all distinct genres with track counts from GET api/track/genres.</summary>
+    Task<ResultContainer<List<GenreSummaryDto>>> GetGenreSummariesAsync(CancellationToken ct = default);
+
+    /// <summary>
+    /// Returns the total track count by calling GET api/track/page with pageSize=1 and reading TotalCount.
+    /// </summary>
+    Task<ResultContainer<int>> GetTrackCountAsync(CancellationToken ct = default);
 }