message: feat(server): implement `AsRawFd` for `AddrStream`
  Fixes
diff: @@ -184,6 +184,8 @@ mod addr_stream {
  use bytes::{Buf, BufMut};
  use std::io;
  use std::net::SocketAddr;
  + #[cfg(unix)]
  + use std::os::unix::io::{AsRawFd, RawFd};
  use tokio::io::{AsyncRead, AsyncWrite};
  use tokio::net::TcpStream;
  @@ -288,4 +290,11 @@ mod addr_stream {
  Pin::new(&mut self.inner).poll_shutdown(cx)
  }
  }
  +
  + #[cfg(unix)]
  + impl AsRawFd for AddrStream {
  + fn as_raw_fd(&self) -> RawFd {
  + self.inner.as_raw_fd()
  + }
  + }
  }
  