def teardown_app_request(self, f: T_teardown) -> T_teardown:
        """Like :meth:`teardown_request`, but after every request, not only those
        handled by the blueprint. Equivalent to :meth:`.Flask.teardown_request`.
        """
        self.record_once(
            lambda s: s.app.teardown_request_funcs.setdefault(None, []).append(f)
        )
        return f
Like :meth:`teardown_request`, but after every request, not only those
        handled by the blueprint. Equivalent to :meth:`.Flask.teardown_request`.
        
src/flask/sansio/blueprints.py