Migrate platform_channels to go_router (#1533)

* Migrate platform_channels to go_router

* code format

* move addPetDetails into a subroute of petListScreen

* code format

* refactor router and fix tests

* removed unused import

* Elide `web_dashboard` from Master CI (#1535)

* Bump ossf/scorecard-action from 2.1.0 to 2.1.1 (#1536)

Bumps [ossf/scorecard-action](https://github.com/ossf/scorecard-action) from 2.1.0 to 2.1.1.
- [Release notes](https://github.com/ossf/scorecard-action/releases)
- [Changelog](https://github.com/ossf/scorecard-action/blob/main/RELEASE.md)
- [Commits](937ffa90d7...15c10fcf1c)

---
updated-dependencies:
- dependency-name: ossf/scorecard-action
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* go_router 6.0.0

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: Brett Morgan <brett.morgan@gmail.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

platform_channels/lib/main.dart

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
 import 'package:platform_channels/src/add_pet_details.dart';
 import 'package:platform_channels/src/event_channel_demo.dart';
 import 'package:platform_channels/src/method_channel_demo.dart';
@@ -18,25 +19,54 @@ class PlatformChannelSample extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return MaterialApp(
-      routes: {
-        '/methodChannelDemo': (context) => const MethodChannelDemo(),
-        '/eventChannelDemo': (context) => const EventChannelDemo(),
-        '/platformImageDemo': (context) => const PlatformImageDemo(),
-        '/petListScreen': (context) => const PetListScreen(),
-        '/addPetDetails': (context) => const AddPetDetails(),
-      },
+    return MaterialApp.router(
       title: 'Platform Channel Sample',
       theme: ThemeData(
         snackBarTheme: SnackBarThemeData(
           backgroundColor: Colors.blue[500],
         ),
       ),
-      home: const HomePage(),
+      routerConfig: router(),
     );
   }
 }
 
+GoRouter router([String? initialLocation]) {
+  return GoRouter(
+    initialLocation: initialLocation ?? '/',
+    routes: [
+      GoRoute(
+        path: '/',
+        builder: (context, state) => const HomePage(),
+        routes: [
+          GoRoute(
+            path: 'methodChannelDemo',
+            builder: (context, state) => const MethodChannelDemo(),
+          ),
+          GoRoute(
+            path: 'eventChannelDemo',
+            builder: (context, state) => const EventChannelDemo(),
+          ),
+          GoRoute(
+            path: 'platformImageDemo',
+            builder: (context, state) => const PlatformImageDemo(),
+          ),
+          GoRoute(
+            path: 'petListScreen',
+            builder: (context, state) => const PetListScreen(),
+            routes: [
+              GoRoute(
+                path: 'addPetDetails',
+                builder: (context, state) => const AddPetDetails(),
+              ),
+            ],
+          ),
+        ],
+      ),
+    ],
+  );
+}
+
 class DemoInfo {
   final String demoTitle;
   final String demoRoute;
@@ -90,7 +120,7 @@ class DemoTile extends StatelessWidget {
     return ListTile(
       title: Text(demoInfo.demoTitle),
       onTap: () {
-        Navigator.pushNamed(context, demoInfo.demoRoute);
+        context.go(demoInfo.demoRoute);
       },
     );
   }

platform_channels/lib/src/add_pet_details.dart

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
 import 'package:platform_channels/src/pet_list_message_channel.dart';
 
 /// Demonstrates how to use [BasicMessageChannel] to send a message to platform.
@@ -36,7 +37,7 @@ class _AddPetDetailsState extends State<AddPetDetails> {
                 ),
               );
 
-              Navigator.pop(context);
+              context.pop();
             },
           )
         ],

platform_channels/lib/src/pet_list_screen.dart

@@ -4,6 +4,7 @@
 
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
+import 'package:go_router/go_router.dart';
 import 'package:platform_channels/src/pet_list_message_channel.dart';
 
 /// Demonstrates how to use [BasicMessageChannel] to send & receive the platform
@@ -52,7 +53,7 @@ class _PetListScreenState extends State<PetListScreen> {
       floatingActionButton: FloatingActionButton(
         child: const Icon(Icons.add),
         onPressed: () {
-          Navigator.pushNamed(context, '/addPetDetails');
+          context.go('/petListScreen/addPetDetails');
         },
       ),
       body: petListModel.petList.isEmpty