channel and message lists

flutter/lib/pages/settings/root.dart

@@ -0,0 +1,17 @@
+import 'package:flutter/material.dart';
+
+class SettingsRootPage extends StatefulWidget {
+  const SettingsRootPage({super.key});
+
+  @override
+  State<SettingsRootPage> createState() => _SettingsRootPageState();
+}
+
+class _SettingsRootPageState extends State<SettingsRootPage> {
+  @override
+  Widget build(BuildContext context) {
+    return Center(
+      child: Text('Settings'),
+    );
+  }
+}