Readded custom serialisation

MediaBrowser.Controller/Entities/Audio/MusicAlbum.cs

@@ -21,6 +21,7 @@ namespace MediaBrowser.Controller.Entities.Audio
     /// <summary>
     /// Class MusicAlbum.
     /// </summary>
+    [Common.RequiresSourceSerialisation]
     public class MusicAlbum : Folder, IHasAlbumArtist, IHasArtist, IHasMusicGenres, IHasLookupInfo<AlbumInfo>, IMetadataContainer
     {
         public MusicAlbum()

MediaBrowser.Controller/Entities/Audio/MusicArtist.cs

@@ -21,6 +21,7 @@ namespace MediaBrowser.Controller.Entities.Audio
     /// <summary>
     /// Class MusicArtist.
     /// </summary>
+    [Common.RequiresSourceSerialisation]
     public class MusicArtist : Folder, IItemByName, IHasMusicGenres, IHasDualAccess, IHasLookupInfo<ArtistInfo>
     {
         [JsonIgnore]

MediaBrowser.Controller/Entities/Audio/MusicGenre.cs

@@ -14,6 +14,7 @@ namespace MediaBrowser.Controller.Entities.Audio
     /// <summary>
     /// Class MusicGenre.
     /// </summary>
+    [Common.RequiresSourceSerialisation]
     public class MusicGenre : BaseItem, IItemByName
     {
         [JsonIgnore]

MediaBrowser.Controller/Entities/AudioBook.cs

@@ -9,6 +9,7 @@ using MediaBrowser.Controller.Providers;
 
 namespace MediaBrowser.Controller.Entities
 {
+    [Common.RequiresSourceSerialisation]
     public class AudioBook : Audio.Audio, IHasSeries, IHasLookupInfo<SongInfo>
     {
         [JsonIgnore]

MediaBrowser.Controller/Entities/Book.cs

@@ -10,6 +10,7 @@ using MediaBrowser.Controller.Providers;
 
 namespace MediaBrowser.Controller.Entities
 {
+    [Common.RequiresSourceSerialisation]
     public class Book : BaseItem, IHasLookupInfo<BookInfo>, IHasSeries
     {
         public Book()

MediaBrowser.Controller/Entities/Genre.cs

@@ -14,6 +14,7 @@ namespace MediaBrowser.Controller.Entities
     /// <summary>
     /// Class Genre.
     /// </summary>
+    [Common.RequiresSourceSerialisation]
     public class Genre : BaseItem, IItemByName
     {
         /// <summary>

MediaBrowser.Controller/Entities/Person.cs

@@ -14,6 +14,7 @@ namespace MediaBrowser.Controller.Entities
     /// <summary>
     /// This is the full Person object that can be retrieved with all of it's data.
     /// </summary>
+    [Common.RequiresSourceSerialisation]
     public class Person : BaseItem, IItemByName, IHasLookupInfo<PersonLookupInfo>
     {
         /// <summary>

MediaBrowser.Controller/Entities/PhotoAlbum.cs

@@ -4,6 +4,7 @@ using System.Text.Json.Serialization;
 
 namespace MediaBrowser.Controller.Entities
 {
+    [Common.RequiresSourceSerialisation]
     public class PhotoAlbum : Folder
     {
         [JsonIgnore]

MediaBrowser.Controller/Entities/Studio.cs

@@ -13,6 +13,7 @@ namespace MediaBrowser.Controller.Entities
     /// <summary>
     /// Class Studio.
     /// </summary>
+    [Common.RequiresSourceSerialisation]
     public class Studio : BaseItem, IItemByName
     {
         /// <summary>

MediaBrowser.Controller/Entities/TV/Season.cs

@@ -10,6 +10,7 @@ using System.Text.Json.Serialization;
 using Jellyfin.Data.Entities;
 using Jellyfin.Data.Enums;
 using Jellyfin.Extensions;
+using MediaBrowser.Common;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Querying;
@@ -19,6 +20,7 @@ namespace MediaBrowser.Controller.Entities.TV
     /// <summary>
     /// Class Season.
     /// </summary>
+    [RequiresSourceSerialisation]
     public class Season : Folder, IHasSeries, IHasLookupInfo<SeasonInfo>
     {
         [JsonIgnore]

MediaBrowser.Controller/Entities/Year.cs

@@ -13,6 +13,7 @@ namespace MediaBrowser.Controller.Entities
     /// <summary>
     /// Class Year.
     /// </summary>
+    [Common.RequiresSourceSerialisation]
     public class Year : BaseItem, IItemByName
     {
         [JsonIgnore]

MediaBrowser.Controller/LiveTv/LiveTvProgram.cs

@@ -18,6 +18,7 @@ using MediaBrowser.Model.Providers;
 
 namespace MediaBrowser.Controller.LiveTv
 {
+    [Common.RequiresSourceSerialisation]
     public class LiveTvProgram : BaseItem, IHasLookupInfo<ItemLookupInfo>, IHasStartDate, IHasProgramAttributes
     {
         private const string EmbyServiceName = "Emby";