move from embedded to redirect

lib/main.dart

@@ -3,6 +3,7 @@ import 'package:provider/provider.dart';
 import 'package:go_router/go_router.dart';
 import 'package:qpay/navbar.dart';
 import 'package:qpay/screens/confirm/confirm_screen.dart';
+import 'package:qpay/screens/gateway/gateway_redirect.dart';
 import 'package:qpay/screens/gateway/gateway_screen.dart';
 import 'package:qpay/screens/integration/integration_screen.dart';
 import 'package:qpay/screens/onboarding/complete_screen.dart';
@@ -83,7 +84,7 @@ class _MyAppState extends State<MyApp> {
       themeMode: ThemeMode.light, // Force light mode regardless of OS setting
       debugShowCheckedModeBanner: false,
       routerConfig: GoRouter(
-        initialLocation: '/',
+        initialLocation: '/gateway-redirect',
         routes: [
           ShellRoute(
             builder: (context, state, child) {
@@ -119,6 +120,10 @@ class _MyAppState extends State<MyApp> {
                 path: '/gateway-web',
                 builder: (context, state) => const GatewayWebScreen(),
               ),
+              GoRoute(
+                path: '/gateway-redirect',
+                builder: (context, state) => const GatewayRedirectScreen(),
+              ),
               GoRoute(
                 path: '/poll',
                 builder: (context, state) => const PollScreen(),