added new fields to the playlist entry, migrations and started with the api controller to manage the list

Tv7Playlist.Data/PlaylistContext.cs

@@ -17,7 +17,8 @@ namespace Tv7Playlist.Data
 
             var entityTypeBuilder = modelBuilder.Entity<PlaylistEntry>();
             entityTypeBuilder.HasKey(e => e.Id);
-            entityTypeBuilder.HasAlternateKey(e => e.TrackNumber);
+            entityTypeBuilder.HasIndex(e => e.TrackNumber).IsUnique();
+            entityTypeBuilder.HasIndex(e => e.Name);
         }
     }
 }