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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def teardown_app_request(self, func: Callable) -> Callable: """Add a teardown request function to the app. This is designed to be used as a decorator, and has the same arguments as :meth:`~quart.Quart.teardown_request`. It applies to all requests to the app this blueprint is registered on. An example usage, .. code-block:: python blueprint = Blueprint(__name__) @blueprint.teardown_app_request def teardown():
 """

        self.record_once(lambda state: state.app.teardown_request(func))
        return func