Update app.py

app.py

@@ -179,4 +179,4 @@ def update_output(n_clicks, contents, filename, instructions, api_key):
         return dash.no_update, dash.no_update, dash.no_update, error_message
 
 if __name__ == '__main__':
-    app.run(debug=True, host='0.0.0.0', port=7860, threaded=True)
+    app.run(debug=True, host='0.0.0.0', port=7860, threaded=False)