fix(deps): update dependency go_router to v12

packages/app/pubspec.lock

@@ -433,10 +433,10 @@ packages:
     dependency: transitive
     description:
       name: go_router
-      sha256: "2ccd74480706e0a70a0e0dfa9543dede41bc11d0fe3b146a6ad7b7686f6b4407"
+      sha256: a206cc4621a644531a2e05e7774616ab4d9d85eab1f3b0e255f3102937fccab1
       url: "https://pub.dev"
     source: hosted
-    version: "11.1.4"
+    version: "12.0.0"
   html:
     dependency: transitive
     description:

packages/neon/neon/lib/src/app.dart

@@ -48,7 +48,7 @@ class _NeonAppState extends State<NeonApp> with WidgetsBindingObserver, tray.Tra
   late final Iterable<AppImplementation> _appImplementations;
   late final GlobalOptions _globalOptions;
   late final AccountsBloc _accountsBloc;
-  late final _routerDelegate = AppRouter(
+  late final _routerDelegate = buildAppRouter(
     navigatorKey: _navigatorKey,
     accountsBloc: _accountsBloc,
   );

packages/neon/neon/lib/src/router.dart

@@ -25,11 +25,11 @@ import 'package:neon/src/utils/stream_listenable.dart';
 part 'router.g.dart';
 
 @internal
-class AppRouter extends GoRouter {
-  AppRouter({
+GoRouter buildAppRouter({
   required final GlobalKey<NavigatorState> navigatorKey,
   required final AccountsBloc accountsBloc,
-  }) : super(
+}) =>
+    GoRouter(
       debugLogDiagnostics: kDebugMode,
       refreshListenable: StreamListenable(accountsBloc.activeAccount),
       navigatorKey: navigatorKey,
@@ -62,12 +62,11 @@ class AppRouter extends GoRouter {
       routes: $appRoutes,
     );
 
-  static Page<void> _buildErrorPage(final BuildContext context, final GoRouterState state) => MaterialPage(
+Page<void> _buildErrorPage(final BuildContext context, final GoRouterState state) => MaterialPage(
       child: RouteNotFoundPage(
         uri: state.uri,
       ),
     );
-}
 
 @immutable
 class AccountSettingsRoute extends GoRouteData {

packages/neon/neon/pubspec.yaml

@@ -22,7 +22,7 @@ dependencies:
   flutter_native_splash: ^2.0.0
   flutter_svg: ^2.0.0
   flutter_zxing: ^1.0.0
-  go_router: ^11.0.0
+  go_router: ^12.0.0
   http: ^1.0.0
   image: ^4.0.0
   intersperse: ^2.0.0

packages/neon/neon_files/pubspec.yaml

@@ -19,7 +19,7 @@ dependencies:
   flutter_localizations:
     sdk: flutter
   flutter_material_design_icons: ^1.0.0
-  go_router: ^11.0.0
+  go_router: ^12.0.0
   image_picker: ^1.0.0
   intl: ^0.18.0
   neon:

packages/neon/neon_news/pubspec.yaml

@@ -13,7 +13,7 @@ dependencies:
   flutter_localizations:
     sdk: flutter
   flutter_material_design_icons: ^1.0.0
-  go_router: ^11.0.0
+  go_router: ^12.0.0
   html: ^0.15.0
   intl: ^0.18.0
   neon:

packages/neon/neon_notes/pubspec.yaml

@@ -15,7 +15,7 @@ dependencies:
     sdk: flutter
   flutter_markdown: ^0.6.0
   flutter_material_design_icons: ^1.0.0
-  go_router: ^11.0.0
+  go_router: ^12.0.0
   intl: ^0.18.0
   neon:
     git:

packages/neon/neon_notifications/pubspec.yaml

@@ -12,7 +12,7 @@ dependencies:
   flutter_localizations:
     sdk: flutter
   flutter_material_design_icons: ^1.0.0
-  go_router: ^11.0.0
+  go_router: ^12.0.0
   intl: ^0.18.0
   neon:
     git: