added splash module, fonts and display bundle label

apps/mobile_app/lib/navigation/app_router.dart

@@ -7,6 +7,7 @@ import 'package:home/home.dart';
 import 'package:navigation/navigation.dart';
 import 'package:notifications/notifications.dart';
 import 'package:profile/profile.dart';
+import 'package:splash/splash.dart';
 
 final GlobalKey<NavigatorState> rootNavigatorKey = GlobalKey<NavigatorState>();
 
@@ -15,9 +16,14 @@ late final GoRouter appRouter;
 void configureAppRouter() {
   appRouter = GoRouter(
     navigatorKey: rootNavigatorKey,
-    initialLocation: AppRoutes.onboarding,
+    initialLocation: AppRoutes.splash,
     debugLogDiagnostics: true,
     routes: [
+      GoRoute(
+        path: AppRoutes.splash,
+        name: 'splash',
+        pageBuilder: SplashBuilder().buildPage,
+      ),
       GoRoute(
         path: AppRoutes.login,
         name: 'login',