Do not spawn WS thread if it's disabled

src/api/notifications.rs

@@ -360,12 +360,14 @@ pub fn start_notification_server() -> WebSocketUsers {
     let factory = WSFactory::init();
     let users = factory.users.clone();
 
+    if CONFIG.websocket_enabled {
         thread::spawn(move || {
             WebSocket::new(factory)
                 .unwrap()
                 .listen(&CONFIG.websocket_url)
                 .unwrap();
         });
+    }
 
     users
 }