style(theme): 客户端切换深色视觉风格

test/home/k28_a_navigation_test.dart

@@ -328,7 +328,7 @@ void main() {
     expect(find.byKey(const Key('home-feed-pip')), findsNothing);
   });
 
-  testWidgets('should_restore_light_theme_after_leaving_feed_tab', (
+  testWidgets('should_keep_light_status_bar_after_leaving_feed_tab', (
     tester,
   ) async {
     await _pumpApp(tester);
@@ -338,7 +338,7 @@ void main() {
     await tester.pumpAndSettle();
 
     expect(find.byKey(const Key('home-page-gradient')), findsOneWidget);
-    expect(_hasLightStatusBar(tester), isFalse);
+    expect(_hasLightStatusBar(tester), isTrue);
   });
 
   testWidgets('should_switch_feed_drama_when_swiped_up', (tester) async {