made changes to feed page

lib/pages/feed_page.dart

@@ -0,0 +1,30 @@
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+
+import '../services/feed_provider.dart';
+
+class FeedPage extends StatefulWidget {
+  const FeedPage({super.key});
+
+  @override
+  State<FeedPage> createState() => _FeedPageState();
+}
+
+class _FeedPageState extends State<FeedPage> {
+  @override
+  Widget build(BuildContext context) {
+    final feed = Provider.of<Feed>(context, listen: true).feed;
+    return ListView.builder(
+      itemCount: feed.length,
+      itemBuilder: (context, index) {
+        final feedItem = feed.elementAt(index);
+        return ListTile(
+          title: Text(feedItem.text),
+          subtitle: Text(
+            feedItem.timestamp.toString(),
+          ),
+        );
+      },
+    );
+  }
+}