feat: 实现日历提醒完整功能（操作执行、通知服务重构、归档）

- 新增 ReminderActionExecutor 处理取消/稍后提醒操作
- 新增 ReminderOutboxStore 本地存储待处理操作
- 重构 LocalNotificationService 支持聚合提醒和交互操作
- 新增 event_color_resolver 工具类统一颜色解析
- 新增 CalendarService.archiveEvent 归档方法
- 增强 ModelTracking 支持缓存命中、推理token和成本追踪
- 添加 qwen3.5-35b-a3b 模型配置
- 更新 AndroidManifest 全屏intent权限
- 补充相关单元测试和文档

apps/lib/core/di/injection.dart

@@ -1,6 +1,7 @@
 import 'package:dio/dio.dart';
 import 'package:flutter_secure_storage/flutter_secure_storage.dart';
 import 'package:get_it/get_it.dart';
+import 'package:shared_preferences/shared_preferences.dart';
 import '../api/api_client.dart';
 import '../api/i_api_client.dart';
 import '../storage/token_storage.dart';
@@ -13,6 +14,8 @@ import '../../features/auth/presentation/bloc/auth_bloc.dart';
 import '../../features/auth/presentation/bloc/auth_event.dart';
 import '../../features/calendar/data/calendar_api.dart';
 import '../../features/calendar/data/services/calendar_service.dart';
+import '../../features/calendar/reminders/reminder_action_executor.dart';
+import '../../features/calendar/reminders/reminder_outbox_store.dart';
 import '../../features/calendar/ui/calendar_state_manager.dart';
 import '../../features/friends/data/friends_api.dart';
 import '../../features/messages/data/inbox_api.dart';
@@ -49,6 +52,9 @@ Future<void> configureDependencies() async {
   final authApi = AuthApi(apiClient);
   sl.registerSingleton<AuthApi>(authApi);
 
+  final sharedPreferences = await SharedPreferences.getInstance();
+  sl.registerSingleton<SharedPreferences>(sharedPreferences);
+
   final usersApi = UsersApi(apiClient);
   sl.registerSingleton<UsersApi>(usersApi);
 
@@ -58,8 +64,18 @@ Future<void> configureDependencies() async {
   final calendarService = CalendarService(apiClient: apiClient);
   sl.registerSingleton<CalendarService>(calendarService);
 
+  final reminderOutboxStore = ReminderOutboxStore(sharedPreferences);
+  sl.registerSingleton<ReminderOutboxStore>(reminderOutboxStore);
+
   sl.registerSingleton<LocalNotificationService>(LocalNotificationService());
 
+  final reminderActionExecutor = ReminderActionExecutor(
+    calendarService: calendarService,
+    notificationService: sl<LocalNotificationService>(),
+    outboxStore: reminderOutboxStore,
+  );
+  sl.registerSingleton<ReminderActionExecutor>(reminderActionExecutor);
+
   final friendsApi = FriendsApi(apiClient);
   sl.registerSingleton<FriendsApi>(friendsApi);