Notification firts commit

### No Issue

app/_layout.tsx

@@ -1,10 +1,32 @@
 import { AuthProvider } from "@/context/AuthContext";
 import AppRoot from "@/screens/RootLayout/AppRoot";
+import { useEffect } from "react";
 import "react-native-gesture-handler";
 import { SafeAreaProvider } from "react-native-safe-area-context";
 import Toast from "react-native-toast-message";
+import messaging from "@react-native-firebase/messaging";
 
 export default function RootLayout() {
+  useEffect(() => {
+    const testFCM = async () => {
+      if (!messaging().isSupported()) {
+        console.warn("Firebase Messaging not supported (e.g. Expo Go)");
+        return;
+      }
+
+      const authStatus = await messaging().requestPermission();
+      if (authStatus !== messaging.AuthorizationStatus.AUTHORIZED) {
+        console.warn("Permission not granted");
+        return;
+      }
+
+      const token = await messaging().getToken();
+      console.log("✅ FCM Token:", token);
+    };
+
+    testFCM();
+  }, []);
+
   return (
     <>
       <SafeAreaProvider>