test: 按新 UI 基线重写过期用例

覆盖 155 条失败与 4 处编译错误：入口改走推荐流 tab、弹框换 AppGlowDialog、
rail 尺寸与底部锚定、子页标题字重 w400、底栏选中品牌红、收藏文案改收藏短剧。
全量 flutter test 775 通过。

test/home/home_startup_splash_test.dart

@@ -39,7 +39,7 @@ void main() {
     AppConfig.ready = Future<void>.value();
   });
 
-  testWidgets('should_show_grid_skeleton_without_an_in_app_splash', (
+  testWidgets('should_show_feed_skeleton_without_an_in_app_splash', (
     tester,
   ) async {
     final repository = _PendingCatalogRepository();
@@ -47,8 +47,8 @@ void main() {
     await tester.pump();
 
     expect(find.byKey(const Key('home-tabs')), findsOneWidget);
-    expect(find.byKey(const Key('home-grid-header')), findsOneWidget);
-    expect(find.byKey(const Key('home-grid-skeleton')), findsOneWidget);
+    expect(find.byKey(const Key('recommend-page')), findsOneWidget);
+    expect(find.byKey(const Key('recommend-feed-skeleton')), findsOneWidget);
     expect(find.byKey(const Key('home-tabs-bar')), findsOneWidget);
     expect(find.byKey(const Key('startup-splash')), findsNothing);
     expect(find.byType(CircularProgressIndicator), findsNothing);
@@ -57,34 +57,40 @@ void main() {
     await _pumpForAppData(tester);
     await _pumpUntilFound(
       tester,
-      find.byKey(const Key('home-feed-card-the-signal-demo')),
+      find.byKey(const Key('recommend-feed-player')),
     );
 
     expect(find.byKey(const Key('startup-splash')), findsNothing);
-    expect(find.byKey(const Key('home-grid-skeleton')), findsNothing);
-    expect(find.byKey(const Key('home-grid')), findsOneWidget);
+    expect(find.byKey(const Key('recommend-feed-skeleton')), findsNothing);
+    expect(find.byKey(const Key('recommend-feed-player')), findsOneWidget);
   });
 
-  testWidgets('should_show_catalog_error_inside_grid_without_full_overlay', (
+  testWidgets('should_show_catalog_error_inside_feed_without_full_overlay', (
     tester,
   ) async {
     await _pumpApp(tester, _FailingCatalogRepository());
     await _pumpForAppData(tester);
-    await _pumpUntilFound(tester, find.byKey(const Key('home-grid-error')));
+    // 首页 feed 失败后会先自动重试 3 次（每 1.5s），重试用尽才展示错误态。
+    await _pumpUntilFound(
+      tester,
+      find.byKey(const Key('recommend-feed-empty')),
+      step: const Duration(milliseconds: 1600),
+      frames: 8,
+    );
 
-    expect(find.byKey(const Key('home-grid-header')), findsOneWidget);
-    expect(find.byKey(const Key('home-grid-error')), findsOneWidget);
+    expect(find.byKey(const Key('recommend-top-nav')), findsOneWidget);
+    expect(find.byKey(const Key('recommend-feed-empty')), findsOneWidget);
     expect(find.byKey(const Key('home-tabs-bar')), findsOneWidget);
     expect(find.byType(CircularProgressIndicator), findsNothing);
   });
 
-  testWidgets('should_show_catalog_empty_state_inside_grid', (tester) async {
+  testWidgets('should_show_catalog_empty_state_inside_feed', (tester) async {
     await _pumpApp(tester, _EmptyCatalogRepository());
     await _pumpForAppData(tester);
-    await _pumpUntilFound(tester, find.byKey(const Key('home-grid-empty')));
+    await _pumpUntilFound(tester, find.byKey(const Key('recommend-feed-empty')));
 
-    expect(find.byKey(const Key('home-grid-header')), findsOneWidget);
-    expect(find.byKey(const Key('home-grid-empty')), findsOneWidget);
+    expect(find.byKey(const Key('recommend-top-nav')), findsOneWidget);
+    expect(find.byKey(const Key('recommend-feed-empty')), findsOneWidget);
     expect(find.byKey(const Key('home-tabs-bar')), findsOneWidget);
   });
 }
@@ -108,10 +114,15 @@ Future<void> _pumpApp(WidgetTester tester, CatalogRepository repository) async {
   await tester.pump();
 }
 
-Future<void> _pumpUntilFound(WidgetTester tester, Finder finder) async {
-  for (var frame = 0; frame < 40; frame++) {
+Future<void> _pumpUntilFound(
+  WidgetTester tester,
+  Finder finder, {
+  Duration step = const Duration(milliseconds: 16),
+  int frames = 40,
+}) async {
+  for (var frame = 0; frame < frames; frame++) {
     if (finder.evaluate().isNotEmpty) return;
-    await tester.pump(const Duration(milliseconds: 16));
+    await tester.pump(step);
   }
   await tester.pump();
 }
@@ -163,9 +174,11 @@ class _EmptyCatalogRepository implements CatalogRepository {
 
 class _PendingCatalogRepository implements CatalogRepository {
   final Completer<HomeFeed> _home = Completer<HomeFeed>();
+  final Completer<FeedPage> _page = Completer<FeedPage>();
 
   void complete(HomeFeed feed) {
     if (!_home.isCompleted) _home.complete(feed);
+    if (!_page.isCompleted) _page.complete(FeedPage(dramas: feed.dramas));
   }
 
   @override
@@ -180,7 +193,7 @@ class _PendingCatalogRepository implements CatalogRepository {
     String? categoryId,
     String? cursor,
     int size = 10,
-  }) async => FeedPage(dramas: _feed.dramas);
+  }) => _page.future;
 
   @override
   Future<Drama> fetchDrama(String dramaId) async => _feed.dramas.first;