clean

src/main.rs

@@ -54,6 +54,8 @@ async fn main() -> anyhow::Result<()> {
 
     loop {
         tokio::select! {
+            biased; // 优先处理上面的
+
             Ok((len, src)) = socket.recv_from(&mut buf) => {
                 if src == config.server {
                     // from server