Collaboration: Room chat

# feat
- chatting antar user
- lihat info grup
## No issue

src/app/layout.tsx

@@ -1,11 +1,11 @@
-// import MqttLoader from '@/util/mqtt_loader';
+import MqttLoader from '@/util/mqtt_loader';
 import RootStyleRegistry from './emotion';
 
 
 export default function RootLayout({ children }: { children: React.ReactNode }) {
   return (
     <RootStyleRegistry>
-      {/* <MqttLoader /> */}
+      <MqttLoader />
       {children}</RootStyleRegistry>
   );
 }