Update app.py

app.py

@@ -675,4 +675,4 @@ def handle_connect():
 if __name__ == '__main__':
     thread = threading.Thread(target=background_stock_updates, daemon=True)
     thread.start()
-    socketio.run(app, debug=True, host='0.0.0.0', port=7860)
+    socketio.run(app, debug=True, host='0.0.0.0', port=7860, allow_unsafe_werkzeug=True)