Try to fix the threading

Add explicit tokio::spawn in controller
Add an arbiter for the app_state in core

emgauwa-controller/src/main.rs

@@ -112,10 +112,10 @@ async fn main() -> Result<(), std::io::Error> {
 	);
 
 
-	tokio::select! {
-		_ = run_relays_loop(app_state.clone()) => {},
-		_ = run_ws_loop(pool.clone(), app_state.clone(), url) => {},
-	}
+	let _ = tokio::join!(
+		tokio::spawn(run_relays_loop(app_state.clone())),
+		tokio::spawn(run_ws_loop(pool.clone(), app_state.clone(), url)),
+	);
 
 	Ok(())
 }