Try to fix the threading

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

emgauwa-controller/Cargo.toml

@@ -10,9 +10,9 @@ emgauwa-lib = { path = "../emgauwa-lib" }
 actix = "0.13"
 
 tokio = { version = "1.34", features = ["io-std", "macros", "rt-multi-thread"] }
-tokio-tungstenite = "0.20"
+tokio-tungstenite = "0.21"
 
-simple_logger = "4.2"
+simple_logger = "4.3"
 log = "0.4"
 
 chrono = { version = "0.4", features = ["serde"] }

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(())
 }