Fixed len 0 but index 0

src/server.rs

@@ -10,6 +10,7 @@ pub fn run() {
     ))
     .unwrap();
 
+    loop {
         for stream in server.incoming() {
             match stream {
                 Ok(mut client) => {
@@ -21,6 +22,10 @@ pub fn run() {
                     let req = String::from_utf8_lossy(&buf[..buf_len]);
                     let req = req.lines().collect::<Vec<_>>();
 
+                    if req.len() == 0 {
+                        continue;
+                    }
+
                     if req[0].starts_with("ROUTE") {
                         println!("Route mode");
                         let addr = req[0].split_once(' ').unwrap().1;
@@ -61,3 +66,4 @@ pub fn run() {
             }
         }
     }
+}