Fix query and API bugs: 403 for non-owners, page bounds, lifecycle filters, cover fallback, race-safe inserts, async album delete

backend/Core/Musify.Infrastructure/MassTransit/Arguments/DeleteAlbumFromDbArguments.cs

@@ -0,0 +1,4 @@
+namespace Musify.Infrastructure.MassTransit.Arguments;
+
+internal record DeleteAlbumFromDbArguments(
+    Guid AlbumId);

backend/Core/Musify.Infrastructure/MassTransit/Arguments/MarkAlbumAsRemovingArguments.cs

@@ -0,0 +1,4 @@
+namespace Musify.Infrastructure.MassTransit.Arguments;
+
+internal record MarkAlbumAsRemovingArguments(
+    Guid AlbumId);