feat(flutter): 应用浅色暖橙视觉主题

lib/pages/notices/notices_page.dart

@@ -44,7 +44,7 @@ class _NoticesPageState extends State<NoticesPage> {
   Widget build(BuildContext context) {
     final l10n = AppLocalizations.of(context)!;
     return Theme(
-      data: AppTheme.dark(),
+      data: AppTheme.light(),
       child: Scaffold(
         key: const Key('notices-page'),
         backgroundColor: AppColors.ink,