feat: Implement playlist management routes and integrate with music player service

app/__init__.py

@@ -100,6 +100,7 @@ def create_app():
         auth,
         main,
         player,
+        playlist,
         soundboard,
         sounds,
         stream,
@@ -113,6 +114,7 @@ def create_app():
     app.register_blueprint(sounds.bp, url_prefix="/api/sounds")
     app.register_blueprint(stream.bp, url_prefix="/api/stream")
     app.register_blueprint(player.bp, url_prefix="/api/player")
+    app.register_blueprint(playlist.bp, url_prefix="/api/playlists")
 
     # Shutdown services when app is torn down
     @app.teardown_appcontext