feat: 用药提醒功能 + 移除医生相关页面

- 后端新增 GET /api/medications/reminders 接口
- 前端任务卡片区显示真实用药提醒
- 移除 DoctorListPage/DoctorChatPage 路由
- 移除"找医生"面板按钮
- 医生端另做 Web 页面

health_app/lib/core/app_router.dart

@@ -7,7 +7,6 @@ import '../pages/medication/medication_list_page.dart';
 import '../pages/medication/medication_edit_page.dart';
 import '../pages/report/report_pages.dart';
 import '../pages/report/ai_analysis_page.dart';
-import '../pages/consultation/consultation_pages.dart';
 import '../pages/settings/settings_pages.dart';
 import '../pages/settings/notification_prefs_page.dart';
 import '../pages/profile/profile_page.dart';
@@ -29,8 +28,6 @@ Widget buildPage(RouteInfo route) {
       return const HealthCalendarPage();
     case 'medications':
       return const MedicationListPage();
-    case 'medicationAdd':
-      return const MedicationEditPage();
     case 'medicationEdit':
       return const MedicationEditPage();
     case 'reports':
@@ -39,10 +36,6 @@ Widget buildPage(RouteInfo route) {
       return ReportDetailPage(id: params['id']!);
     case 'aiAnalysis':
       return const AiAnalysisPage();
-    case 'doctors':
-      return const DoctorListPage();
-    case 'consultation':
-      return DoctorChatPage(id: params['id']!);
     case 'exercisePlan':
       return const ExercisePlanPage();
     case 'dietRecords':
@@ -53,6 +46,8 @@ Widget buildPage(RouteInfo route) {
       return const ProfilePage();
     case 'profileEdit':
       return const ProfileDetailPage();
+    case 'editProfile':
+      return const EditProfilePage();
     case 'devices':
       return const DeviceManagementPage();
     case 'healthArchive':