feat: login page

lib/presentation/pages/onboarding/onboarding_page.dart

@@ -6,6 +6,7 @@ import '../../../common/theme/theme.dart';
 import '../../components/assets/assets.gen.dart';
 import '../../components/button/button.dart';
 import '../../components/image/image.dart';
+import '../../router/app_router.gr.dart';
 
 @RoutePage()
 class OnboardingPage extends StatefulWidget {
@@ -171,7 +172,10 @@ class _OnboardingPageState extends State<OnboardingPage> {
 
           const Spacer(),
 
-          AppElevatedButton(onPressed: () {}, title: 'Masuk'),
+          AppElevatedButton(
+            onPressed: () => context.router.push(const LoginRoute()),
+            title: 'Masuk',
+          ),
 
           const SizedBox(height: 12),