feat(flutter): 统一二级页头并恢复新剧暖色

lib/pages/wallet/wallet_page.dart

@@ -13,6 +13,7 @@ import '../../core/theme/app_colors.dart';
 import '../../core/theme/app_dimens.dart';
 import '../../core/theme/app_theme.dart';
 import '../../core/widgets/empty_state.dart';
+import '../../core/widgets/plain_page_scaffold.dart';
 import '../store/recharge_page.dart';
 import '../store/vip_page.dart';
 import '../../l10n/app_localizations.dart';
@@ -45,15 +46,11 @@ class _WalletPageState extends State<WalletPage> {
     final wallet = context.watch<WalletController>();
     return Theme(
       data: AppTheme.light(),
-      child: Scaffold(
-        key: const Key('wallet-page'),
-        backgroundColor: AppColors.ink,
-        appBar: AppBar(
-          backgroundColor: AppColors.ink,
-          foregroundColor: AppColors.onSurface,
-          title: Text(l10n.wallet),
-        ),
-        body: SafeArea(top: false, child: _body(l10n, wallet)),
+      child: PlainPageScaffold(
+        pageKey: const Key('wallet-page'),
+        backKey: const Key('wallet-back'),
+        title: l10n.wallet,
+        child: _body(l10n, wallet),
       ),
     );
   }