Beta (#1234)

add_to_app/prebuilt_module/flutter_module/lib/main.dart

@@ -58,7 +58,7 @@ class CounterModel extends ChangeNotifier {
 /// It offers two routes, one suitable for displaying as a full screen and
 /// another designed to be part of a larger UI.class MyApp extends StatelessWidget {
 class MyApp extends StatelessWidget {
-  const MyApp({Key key}) : super(key: key);
+  const MyApp({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
@@ -75,7 +75,7 @@ class MyApp extends StatelessWidget {
 /// Wraps [Contents] in a Material [Scaffold] so it looks correct when displayed
 /// full-screen.
 class FullScreenView extends StatelessWidget {
-  const FullScreenView({Key key}) : super(key: key);
+  const FullScreenView({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
@@ -96,7 +96,7 @@ class FullScreenView extends StatelessWidget {
 class Contents extends StatelessWidget {
   final bool showExit;
 
-  const Contents({this.showExit = false, Key key}) : super(key: key);
+  const Contents({Key? key, this.showExit = false}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

add_to_app/prebuilt_module/flutter_module/pubspec.lock

@@ -7,7 +7,7 @@ packages:
       name: archive
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.1.6"
+    version: "3.1.11"
   async:
     dependency: transitive
     description:
@@ -49,7 +49,7 @@ packages:
       name: collection
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.15.0"
+    version: "1.16.0"
   crypto:
     dependency: transitive
     description:
@@ -70,7 +70,7 @@ packages:
       name: fake_async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0"
+    version: "1.3.0"
   file:
     dependency: transitive
     description:
@@ -94,7 +94,7 @@ packages:
       name: flutter_lints
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.4"
+    version: "2.0.1"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -111,7 +111,7 @@ packages:
       name: lints
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.1"
+    version: "2.0.0"
   matcher:
     dependency: transitive
     description:
@@ -125,7 +125,7 @@ packages:
       name: material_color_utilities
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.3"
+    version: "0.1.4"
   meta:
     dependency: transitive
     description:
@@ -146,7 +146,7 @@ packages:
       name: path
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0"
+    version: "1.8.1"
   platform:
     dependency: transitive
     description:
@@ -179,7 +179,7 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.1"
+    version: "1.8.2"
   stack_trace:
     dependency: transitive
     description:
@@ -221,7 +221,7 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.8"
+    version: "0.4.9"
   typed_data:
     dependency: transitive
     description:
@@ -235,14 +235,14 @@ packages:
       name: vector_math
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   vm_service:
     dependency: transitive
     description:
       name: vm_service
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "7.5.0"
+    version: "8.2.2"
   webdriver:
     dependency: transitive
     description:
@@ -251,5 +251,5 @@ packages:
     source: hosted
     version: "3.0.0"
 sdks:
-  dart: ">=2.14.0 <3.0.0"
+  dart: ">=2.17.0-206.0.dev <3.0.0"
   flutter: ">=2.0.0"

add_to_app/prebuilt_module/flutter_module/pubspec.yaml

@@ -4,7 +4,7 @@ description: An example Flutter module.
 version: 1.0.0+1
 
 environment:
-  sdk: ">=2.6.0-dev <3.0.0"
+  sdk: ">=2.17.0-0 <3.0.0"
 
 dependencies:
   flutter:
@@ -17,7 +17,7 @@ dev_dependencies:
   flutter_driver:
     sdk: flutter
   espresso: ^0.2.0
-  flutter_lints: ^1.0.0
+  flutter_lints: ^2.0.1
 
 flutter:
   uses-material-design: true