Clean up domain entities: shared picture value object, lifecycle and ownership interfaces, explicit tables

backend/Core/Musify.Domain/ValueObjects/EntityPictures.cs

@@ -2,7 +2,8 @@ using System.ComponentModel.DataAnnotations;
 
 namespace Musify.Domain.ValueObjects;
 
-public class AlbumPictures
+/// <summary>The picture file names of an album or playlist. Resized names stay null until processing finishes.</summary>
+public class EntityPictures
 {
     [Required]
     public required string OriginalName { get; set; }
@@ -13,5 +14,5 @@ public class AlbumPictures
 
     public string? LargeName { get; set; }
 
-    public static AlbumPictures Pending(string originalName) => new() { OriginalName = originalName };
+    public static EntityPictures Pending(string objectName) => new() { OriginalName = objectName };
 }

backend/Core/Musify.Domain/ValueObjects/PlayListPictures.cs

@@ -1,17 +0,0 @@
-using System.ComponentModel.DataAnnotations;
-
-namespace Musify.Domain.ValueObjects;
-
-public class PlayListPictures
-{
-    [Required]
-    public required string OriginalName { get; set; }
-
-    public string? SmallName { get; set; }
-
-    public string? MediumName { get; set; }
-
-    public string? LargeName { get; set; }
-
-    public static PlayListPictures Pending(string originalName) => new() { OriginalName = originalName };
-}

backend/Core/Musify.Domain/ValueObjects/PlaylistVisibility.cs

@@ -1,6 +1,6 @@
 namespace Musify.Domain.ValueObjects;
 
-public enum PlaylistVisibility
+public enum PlayListVisibility
 {
     Private = 0,
     Public = 1