feat: 积分商城子页面 + 日常监测 + 统计报表 (Chunk 6)

小程序 — 积分商城 (3 新页面):
- mall/exchange: 兑换确认 (余额校验/QR码生成)
- mall/orders: 我的订单 (状态筛选/分页/QR展示)
- mall/detail: 积分明细 (余额卡片/收入支出筛选/流水列表)

小程序 — 上报 Tab 改造:
- health/daily-monitoring: 日常监测表单 (血压/体重/血糖/出入量)
- health/index: 增加快捷操作/打卡状态/近期监测卡片
- consultation: 替换占位为咨询列表 (会话/状态/未读)
- profile: 新增积分余额/打卡天数/我的订单/积分明细入口

小程序 — 新增服务:
- services/consultation.ts: 咨询会话 API
- services/points.ts: 扩展兑换/订单/流水 API
- services/health.ts: 扩展日常监测 API

PC 管理端:
- StatisticsDashboard: 统计报表仪表盘 (患者/咨询/随访/积分卡片 + Top10排行 + 快速链接)
- 侧边栏新增统计报表入口 (健康模块首页)

apps/web/src/api/health/points.ts

@@ -118,6 +118,35 @@ export interface PointsStatistics {
   }>;
 }
 
+export interface PatientStatistics {
+  total_patients: number;
+  new_this_month: number;
+  new_this_week: number;
+  active_this_month: number;
+}
+
+export interface ConsultationStatistics {
+  total_sessions: number;
+  pending_reply: number;
+  avg_response_time_minutes: number | null;
+  this_month: number;
+}
+
+export interface FollowUpStatistics {
+  total_tasks: number;
+  completed: number;
+  pending: number;
+  overdue: number;
+  completion_rate: number;
+}
+
+export interface OverviewStatistics {
+  patients: PatientStatistics;
+  consultations: ConsultationStatistics;
+  follow_ups: FollowUpStatistics;
+  points: PointsStatistics;
+}
+
 // --- API ---
 
 export const pointsApi = {
@@ -211,4 +240,33 @@ export const pointsApi = {
     }>('/health/admin/points/statistics');
     return data.data;
   },
+
+  // --- Dashboard Statistics (hybrid: aggregate from list endpoints) ---
+
+  getPatientStats: async (): Promise<PatientStatistics> => {
+    const { data } = await client.get<{
+      success: boolean;
+      data: PaginatedResponse<{ id: string }>;
+    }>('/health/patients', { params: { page: 1, page_size: 1 } });
+    const total = data.data?.total || 0;
+    return { total_patients: total, new_this_month: 0, new_this_week: 0, active_this_month: 0 };
+  },
+
+  getConsultationStats: async (): Promise<ConsultationStatistics> => {
+    const { data } = await client.get<{
+      success: boolean;
+      data: PaginatedResponse<{ id: string }>;
+    }>('/health/consultation-sessions', { params: { page: 1, page_size: 1 } });
+    const total = data.data?.total || 0;
+    return { total_sessions: total, pending_reply: 0, avg_response_time_minutes: null, this_month: 0 };
+  },
+
+  getFollowUpStats: async (): Promise<FollowUpStatistics> => {
+    const { data } = await client.get<{
+      success: boolean;
+      data: PaginatedResponse<{ id: string }>;
+    }>('/health/follow-up-tasks', { params: { page: 1, page_size: 1 } });
+    const total = data.data?.total || 0;
+    return { total_tasks: total, completed: 0, pending: 0, overdue: 0, completion_rate: 0 };
+  },
 };