Main Thread Panic when swarmed with clients (#158)

* Main Thread Panic when swarmed with clients

* fix

* fix

* 1024

* fix

* remove test

* Update src/client.rs

* Update src/main.rs

* Update src/client.rs

* Update src/main.rs

Co-authored-by: Lev Kokotov <levkk@users.noreply.github.com>

src/client.rs

@@ -95,7 +95,7 @@ pub async fn client_entrypoint(
     mut stream: TcpStream,
     client_server_map: ClientServerMap,
     shutdown: Receiver<()>,
-    drain: Sender<i8>,
+    drain: Sender<i32>,
     admin_only: bool,
 ) -> Result<(), Error> {
     // Figure out if the client wants TLS or not.