[linting_tool] Add Adaptive Layout with Theming (#852)

experimental/linting_tool/lib/pages/home_page.dart

@@ -0,0 +1,15 @@
+// Copyright 2021 The Flutter team. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'package:flutter/material.dart';
+
+class HomePage extends StatelessWidget {
+  const HomePage({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    // TODO(abd99): Implement HomePage, showing a list of supported lint rules.
+    return const Text('Home');
+  }
+}