"""
            ),
            deprecated(
                """
                "openapi_prefix" has been deprecated in favor of "root_path", which
                follows more closely the ASGI standard, is simpler, and more
                automatic.
                """
            ),
        ] = "",
        root_path: Annotated[
            str,
            Doc(
                """

                WebSocket.

                Read more about it in the
                [FastAPI docs for WebSockets](https://fastapi.tiangolo.com/advanced/websockets/).
                """
            ),
        ] = None,
    ) -> Callable[[DecoratedCallable], DecoratedCallable]:
        """
        Decorate a WebSocket function.

        Read more about it in the