a

lib/router.dart

@@ -0,0 +1,97 @@
+// Copyright 2013 The Flutter Authors. 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';
+import 'package:go_router/go_router.dart';
+
+/// This sample app shows an app with two screens.
+///
+/// The first route '/' is mapped to [HomeScreen], and the second route
+/// '/details' is mapped to [DetailsScreen].
+///
+/// The buttons use context.go() to navigate to each destination. On mobile
+/// devices, each destination is deep-linkable and on the web, can be navigated
+/// to using the address bar.
+void main() => runApp(const MyApp());
+
+/// The route configuration.
+final GoRouter _router = GoRouter(
+  routes: <RouteBase>[
+    GoRoute(
+      path: '/',
+      builder: (BuildContext context, GoRouterState state) {
+        return const HomeScreen();
+      },
+      routes: <RouteBase>[
+        GoRoute(
+          path: 'details',
+          builder: (BuildContext context, GoRouterState state) {
+            return const DetailsScreen();
+          },
+        ),
+      ],
+    ),
+  ],
+);
+
+/// The main app.
+class MyApp extends StatelessWidget {
+  /// Constructs a [MyApp]
+  const MyApp({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp.router(
+      routerConfig: _router,
+    );
+  }
+}
+
+/// The home screen
+class HomeScreen extends StatelessWidget {
+  /// Constructs a [HomeScreen]
+  const HomeScreen({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(title: const Text('Home Screen')),
+      body: Center(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: <Widget>[
+            ElevatedButton(
+              onPressed: () => context.go('/details'),
+              child: const Text('Go to the Details screen'),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}
+
+/// The details screen
+class DetailsScreen extends StatelessWidget {
+  /// Constructs a [DetailsScreen]
+  const DetailsScreen({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(title: const Text('Details Screen')),
+      body: Center(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: <ElevatedButton>[
+            ElevatedButton(
+              onPressed: () => context.go('/'),
+              child: const Text('Go back to the Home screen'),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}

pubspec.lock

@@ -67,6 +67,25 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_web_plugins:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  go_router:
+    dependency: "direct main"
+    description:
+      name: go_router
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "6.0.2"
+  js:
+    dependency: transitive
+    description:
+      name: js
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.6.4"
   lints:
     dependency: transitive
     description:
@@ -74,6 +93,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.0.1"
+  logging:
+    dependency: transitive
+    description:
+      name: logging
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.1"
   matcher:
     dependency: transitive
     description:
@@ -172,4 +198,4 @@ packages:
     version: "2.1.2"
 sdks:
   dart: ">=2.18.4 <3.0.0"
-  flutter: ">=1.16.0"
+  flutter: ">=3.3.0"

pubspec.yaml

@@ -14,6 +14,7 @@ dependencies:
 
   english_words: ^4.0.0
   provider: ^6.0.0
+  go_router: ^6.0.2
 
 dev_dependencies:
   flutter_test: