Update app.py

app.py

@@ -52,4 +52,4 @@ def download_file(filename):
     return send_from_directory(app.config['UPLOAD_FOLDER'], filename, as_attachment=True)
 
 if __name__ == '__main__':
-     app.run(debug=True, port=7860)
+     app.run(host='0.0.0.0', port=7860, debug=True)