Backport pull request #13059 from jellyfin/release-10.10.z

Exclude file system based library playlists from migration

Original-merge: 23de7e517e3b4acdefd92e731140d0fa358d3611

Merged-by: crobibero <cody@robibe.ro>

Backported-by: Joshua M. Boniface <joshua@boniface.me>

Emby.Server.Implementations/Library/Resolvers/PlaylistResolver.cs

@@ -28,7 +28,7 @@ namespace Emby.Server.Implementations.Library.Resolvers
         {
             if (args.IsDirectory)
             {
-                // It's a boxset if the path is a directory with [playlist] in its name
+                // It's a playlist if the path is a directory with [playlist] in its name
                 var filename = Path.GetFileName(Path.TrimEndingDirectorySeparator(args.Path));
                 if (string.IsNullOrEmpty(filename))
                 {

Jellyfin.Server/Migrations/Routines/RemoveDuplicatePlaylistChildren.cs

@@ -46,6 +46,7 @@ internal class RemoveDuplicatePlaylistChildren : IMigrationRoutine
             IncludeItemTypes = [BaseItemKind.Playlist]
         })
         .Cast<Playlist>()
+        .Where(p => !p.OpenAccess || !p.OwnerUserId.Equals(Guid.Empty))
         .ToArray();
 
         if (playlists.Length > 0)