fix(home): 稳定二级标签切换布局

test/home/home_preview_layout_test.dart

@@ -167,14 +167,14 @@ void main() {
       ),
     );
     expect(secondaryTag.style?.fontSize, AppDimens.homeSecondaryTagFont);
-    expect(secondaryTag.style?.fontWeight, FontWeight.w400);
+    expect(secondaryTag.style?.fontWeight, FontWeight.w600);
     expect(secondaryTag.style?.color, AppColors.textTertiary);
+    final unselectedTagChip = tester.widget<AnimatedContainer>(
+      find.byKey(const Key('home-tag-animated-hot')),
+    );
     expect(
-      find.descendant(
-        of: find.byKey(const Key('home-tag-hot')),
-        matching: find.byType(Container),
-      ),
-      findsNothing,
+      (unselectedTagChip.decoration! as BoxDecoration).color,
+      AppColors.transparent,
     );
     final primaryStart = tester.getTopLeft(find.text('Featured'));
     final pageStart = tester.getTopLeft(searchBox);
@@ -183,23 +183,20 @@ void main() {
         tester.getTopLeft(find.text('New')).dx -
         tester.getBottomRight(find.text('Featured')).dx;
     expect(primaryGap, closeTo(AppDimens.homePrimaryCategoryGap, 0.1));
-    final tagStart = tester.getTopLeft(find.text('Hot'));
+    final tagStart = tester.getTopLeft(find.byKey(const Key('home-tag-hot')));
     expect(tagStart.dx, pageStart.dx);
     expect(
       tester.getSize(find.byKey(const Key('home-tag-hot'))).height,
       AppDimens.homeSecondaryTagHeight,
     );
     final tagGap =
-        tester.getTopLeft(find.text('Uplifting')).dx -
-        tester.getBottomRight(find.text('Hot')).dx;
+        tester.getTopLeft(find.byKey(const Key('home-tag-uplifting'))).dx -
+        tester.getBottomRight(find.byKey(const Key('home-tag-hot'))).dx;
     expect(tagGap, closeTo(AppDimens.homeSecondaryTagGap, 0.1));
     await tester.tap(find.byKey(const Key('home-tag-hot')));
     await tester.pump();
-    final selectedTagChip = tester.widget<Container>(
-      find.descendant(
-        of: find.byKey(const Key('home-tag-hot')),
-        matching: find.byType(Container),
-      ),
+    final selectedTagChip = tester.widget<AnimatedContainer>(
+      find.byKey(const Key('home-tag-animated-hot')),
     );
     expect(
       (selectedTagChip.decoration! as BoxDecoration).color,