added splash screen

lib/core/routes/app_routes.dart

@@ -12,6 +12,7 @@ import '../../views/final_completion_of_documents/pages/final_completion_of_docu
 import '../../views/forgot_password/pages/forgot_password_screen.dart';
 import '../../views/notification/pages/notification_screen.dart';
 import '../../views/profile/pages/profile_screen.dart';
+import '../../views/splash/pages/splash_screen.dart';
 import '../../views/tenders/pages/tenders_screen.dart';
 import '../../views/your_tenders/pages/your_tenders_screen.dart';
 import 'app_shell/app_shell_screen.dart';
@@ -31,7 +32,7 @@ final GlobalKey<NavigatorState> notificationNavigatorKey =
 // Main app router
 final GoRouter appRouter = GoRouter(
   routes: $appRoutes,
-  initialLocation: '/login',
+  initialLocation: '/splash',
   navigatorKey: rootNavigatorKey,
 );
 
@@ -46,6 +47,17 @@ class LoginScreenRoute extends GoRouteData with _$LoginScreenRoute {
   }
 }
 
+// splash route - outside the shell
+@TypedGoRoute<SplashScreenRoute>(path: '/splash')
+class SplashScreenRoute extends GoRouteData with _$SplashScreenRoute {
+  const SplashScreenRoute();
+
+  @override
+  Widget build(BuildContext context, GoRouterState state) {
+    return const SplashScreen();
+  }
+}
+
 // Shell route with bottom navigation using StatefulShellRoute.indexedStack
 @TypedStatefulShellRoute<AppShellRouteData>(
   branches: <TypedStatefulShellBranch<StatefulShellBranchData>>[