show playlist name in playout build errors

ErsatzTV.Core/Scheduling/PlayoutBuilder.cs

@@ -400,12 +400,12 @@ public class PlayoutBuilder : IPlayoutBuilder
                 name =>
                 {
                     _logger.LogError(
-                        "Unable to rebuild playout; {CollectionType} {CollectionName} has no valid items!",
+                        "Unable to rebuild playout; {CollectionType} \"{CollectionName}\" has no valid items!",
                         emptyCollection.CollectionType,
                         name);
 
                     return BaseError.New(
-                        $"Unable to rebuild playout; {emptyCollection.CollectionType} {name} has no valid items!");
+                        $"Unable to rebuild playout; {emptyCollection.CollectionType} \"{name}\" has no valid items!");
                 },
                 () =>
                 {

ErsatzTV.Infrastructure/Data/Repositories/MediaCollectionRepository.cs

@@ -1087,7 +1087,10 @@ public class MediaCollectionRepository : IMediaCollectionRepository
                 .AsNoTracking()
                 .SelectOneAsync(a => a.Id, a => a.Id == emptyCollection.MediaItemId.Value, cancellationToken)
                 .MapT(s => s.ShowMetadata.Head().Title),
-            // TODO: get playlist name
+            CollectionType.Playlist => await dbContext.Playlists
+                .AsNoTracking()
+                .SelectOneAsync(p => p.Id, p => p.Id == emptyCollection.PlaylistId.Value, cancellationToken)
+                .MapT(p => p.Name),
             _ => None
         };
     }