feat(mp): 医护端告警列表/详情页 + DoctorHome 告警 banner 增强

- 新增告警列表页：按状态筛选、分页、严重程度/状态标签
- 新增告警详情页：完整信息展示 + 确认/忽略/恢复操作
- doctor.ts 新增 listAlerts/acknowledgeAlert/dismissAlert/resolveAlert API
- DoctorHome 告警 banner 跳转目标改为告警列表页
- 注册 alerts/index + alerts/detail/index 到 doctor subPackage

apps/miniprogram/src/services/doctor.ts

@@ -304,3 +304,41 @@ export async function getConsultationStats() {
 export async function getFollowUpStats() {
   return api.get<FollowUpStats>('/health/admin/statistics/follow-ups');
 }
+
+// ── Alerts (doctor view) ────────────────────────────
+
+export interface Alert {
+  id: string;
+  patient_id: string;
+  rule_id: string;
+  severity: string;
+  title: string;
+  detail?: Record<string, unknown>;
+  status: string;
+  acknowledged_by?: string;
+  acknowledged_at?: string;
+  resolved_at?: string;
+  created_at: string;
+  version: number;
+}
+
+export async function listAlerts(params?: {
+  patient_id?: string;
+  status?: string;
+  page?: number;
+  page_size?: number;
+}) {
+  return api.get<{ data: Alert[]; total: number }>('/health/alerts', params);
+}
+
+export async function acknowledgeAlert(id: string, version: number) {
+  return api.put<Alert>(`/health/alerts/${id}/acknowledge`, { version });
+}
+
+export async function dismissAlert(id: string, version: number) {
+  return api.put<Alert>(`/health/alerts/${id}/dismiss`, { version });
+}
+
+export async function resolveAlert(id: string, version: number) {
+  return api.put<Alert>(`/health/alerts/${id}/resolve`, { version });
+}