feat(flutter): 应用浅色暖橙视觉主题

test/drama_detail/drama_detail_view_test.dart

@@ -207,7 +207,7 @@ Widget _host(Drama drama) {
       ChangeNotifierProvider(create: (_) => CatalogController(catalog)..load()),
     ],
     child: MaterialApp(
-      theme: AppTheme.dark(),
+      theme: AppTheme.light(),
       locale: const Locale('en'),
       supportedLocales: AppLocalizations.supportedLocales,
       localizationsDelegates: AppLocalizations.localizationsDelegates,