Add application file

app.py

@@ -1584,6 +1584,6 @@ def delete_video_from_playlist():
 if __name__ == '__main__':
     with app.app_context():
         db.create_all()
-        Session = scoped_session(sessionmaker(bind=db.engine))
-        app.run(debug=True, host="0.0.0.0", port=int(os.environ.get("PORT", 8080)))
+        # Session = scoped_session(sessionmaker(bind=db.engine))
+        app.run(debug=True, host="0.0.0.0")