feat(my): 新增错题本和我的收藏页面，重构学科标签组件

1.  为我的页面添加错题本和我的收藏跳转路由，指向共用的QuestionListPage
2.  抽离全局学科标签组件，移除class模块内的重复实现
3.  新增用户收藏/错题本接口层和数据模型
4.  完成QuestionListPage分页列表页实现，支持学科筛选和游标分页
5.  调整考试页面卡片布局和图标偏移参数

lib/core/router/app_router.dart

@@ -15,6 +15,7 @@ import 'package:new_learn/core/api/class/model.dart';
 import 'package:new_learn/features/my/my_page.dart';
 import 'package:new_learn/features/conquerPackage/captureList/index.dart';
 import 'package:new_learn/features/my/my_point/my_point_page.dart';
+import 'package:new_learn/features/my/question_list/question_list_page.dart';
 import 'package:new_learn/features/my/my_report/my_report_page.dart';
 import 'package:new_learn/features/my/my_report/report_detail_page.dart';
 import 'package:new_learn/features/my/exam/exam_page.dart';
@@ -138,6 +139,15 @@ final GoRouter appRouter = GoRouter(
           MyUpdateDetailPage(initialPost: state.extra as UserPostDto),
     ),
     GoRoute(path: '/myPoint', builder: (_, _) => const MyPointPage()),
+    // 错题本（type=2）/ 我的收藏（type=1）共用 QuestionListPage
+    GoRoute(
+      path: '/myWrong',
+      builder: (_, _) => const QuestionListPage(type: 2),
+    ),
+    GoRoute(
+      path: '/myCollect',
+      builder: (_, _) => const QuestionListPage(type: 1),
+    ),
     GoRoute(path: '/myReport', builder: (_, _) => const MyReportPage()),
     GoRoute(path: '/myExam', builder: (_, _) => const ExamPage()),
     GoRoute(