implement example

examples/postly/lib/presentation/pages/post_details_page.dart

@@ -0,0 +1,21 @@
+import 'package:auto_route/auto_route.dart';
+import 'package:flutter/material.dart';
+import '../../domain/entity/post.dart';
+
+@RoutePage()
+class PostDetailsPage extends StatelessWidget {
+  final Post post;
+
+  const PostDetailsPage({super.key, required this.post});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(title: Text('Post #${post.id}')),
+      body: Padding(
+        padding: const EdgeInsets.all(16),
+        child: Text(post.body),
+      ),
+    );
+  }
+}