\[ \] \begin{verbatim} app = Erma() \end{verbatim} \begin{verbatim} @app.route('/hello', methods=['GET']) def hello(request: Request) -> Response: name = request.args.get('name', 'World') return {'message': f'Hello, {name}!'} \end{verbatim} \begin{verbatim} if __name__ == '__main__': app.run(host='0.0.0.0', port=5000) \end{verbatim}