Net8 (#89)

* .NET 8 migration

* Fixed bugs with song management

* More cleanup and making some constants

* Updated yml

* Clean up

Removing comments, some cleanup, and moving the startup code into Program.cs

* Removing comments

* Fixed song deletion issue

* Added functionality to delete song directories

* Updated README

Controllers/Managers/CoverArtManager.cs

@@ -47,6 +47,7 @@ public class CoverArtManager : BaseManager
     {
         _logger.Info("Attempting to delete cover art from the database");
 
+        _coverArtContext.Attach(coverArt);
         _coverArtContext.Remove(coverArt);
         _coverArtContext.SaveChanges();
     }