feat(flutter): 应用浅色暖橙视觉主题

test/home/home_preview_layout_test.dart

@@ -82,7 +82,7 @@ void main() {
     Future<void> pumpEpisode(Episode episode) async {
       await tester.pumpWidget(
         MaterialApp(
-          theme: AppTheme.dark(),
+          theme: AppTheme.light(),
           locale: const Locale('en'),
           supportedLocales: AppLocalizations.supportedLocales,
           localizationsDelegates: AppLocalizations.localizationsDelegates,
@@ -141,7 +141,7 @@ void main() {
   ) async {
     await tester.pumpWidget(
       MaterialApp(
-        theme: AppTheme.dark(),
+        theme: AppTheme.light(),
         locale: const Locale('en'),
         supportedLocales: AppLocalizations.supportedLocales,
         localizationsDelegates: AppLocalizations.localizationsDelegates,