fix(web): 修复仪表盘 hooks 顺序 + 患者 DatePicker 初始值

- AdminDashboard/OperatorDashboard/DoctorDashboard/NurseDashboard:
  将 useCountUp 调用从 JSX 中提取到组件顶层，避免条件提前返回
  导致 hooks 数量不一致引发 React crash
- PatientList: 编辑时 birth_date 字符串转 dayjs 对象，修复
  Ant Design 6 DatePicker getUDayjs().isValid() 报错

apps/web/src/pages/health/PatientList.tsx

@@ -30,6 +30,7 @@ import { PageContainer } from '../../components/PageContainer';
 import { DrawerForm } from '../../components/DrawerForm';
 import { usePaginatedData } from '../../hooks/usePaginatedData';
 import { calcAge, formatDateTime } from '../../utils/format';
+import { dayjs } from '../../utils/dayjs';
 
 /** 筛选器结构 */
 interface PatientFilters {
@@ -392,7 +393,7 @@ export default function PatientList() {
             ? {
                 name: editingPatient.name,
                 gender: editingPatient.gender,
-                birth_date: editingPatient.birth_date,
+                birth_date: editingPatient.birth_date ? dayjs(editingPatient.birth_date) : undefined,
                 blood_type: editingPatient.blood_type,
                 id_number: editingPatient.id_number,
                 allergy_history: editingPatient.allergy_history,

apps/web/src/pages/health/StatisticsDashboard/AdminDashboard.tsx

@@ -12,6 +12,9 @@ import HealthDataCenter from './HealthDataCenter';
 
 export function AdminDashboard() {
   const { patientStats, followUpStats, healthDataStats, loading } = useStatsData();
+  const patientCount = useCountUp(patientStats?.total_patients ?? 0);
+  const appointmentCount = useCountUp(healthDataStats?.appointments?.this_month ?? 0);
+  const doctorCount = useCountUp(0);
 
   if (loading && !patientStats) return <Spin size="large" style={{ display: 'block', margin: '80px auto' }} />;
 
@@ -27,12 +30,12 @@ export function AdminDashboard() {
       <Row gutter={[16, 16]}>
         <Col xs={12} sm={8} lg={4}>
           <Card size="small">
-            <Statistic title="患者总数" value={useCountUp(patientStats?.total_patients ?? 0)} prefix={<TeamOutlined />} />
+            <Statistic title="患者总数" value={patientCount} prefix={<TeamOutlined />} />
           </Card>
         </Col>
         <Col xs={12} sm={8} lg={4}>
           <Card size="small">
-            <Statistic title="本月预约" value={useCountUp(healthDataStats?.appointments?.this_month ?? 0)} prefix={<CalendarOutlined />} />
+            <Statistic title="本月预约" value={appointmentCount} prefix={<CalendarOutlined />} />
           </Card>
         </Col>
         <Col xs={12} sm={8} lg={4}>
@@ -59,7 +62,7 @@ export function AdminDashboard() {
         </Col>
         <Col xs={12} sm={8} lg={4}>
           <Card size="small">
-            <Statistic title="医护人数" value={useCountUp(0)} prefix={<UserOutlined />} />
+            <Statistic title="医护人数" value={doctorCount} prefix={<UserOutlined />} />
           </Card>
         </Col>
       </Row>

apps/web/src/pages/health/StatisticsDashboard/DoctorDashboard.tsx

@@ -15,6 +15,8 @@ export function DoctorDashboard() {
   const [personal, setPersonal] = useState<PersonalStats | null>(null);
   const [loading, setLoading] = useState(true);
   const { consultationStats } = useStatsData();
+  const myPatientsCount = useCountUp(personal?.my_patients ?? 0);
+  const consultationsCount = useCountUp(personal?.consultations_this_month ?? 0);
 
   const fetchPersonal = useCallback(async () => {
     try {
@@ -66,7 +68,7 @@ export function DoctorDashboard() {
           <Card size="small">
             <Statistic
               title="我的患者"
-              value={useCountUp(p?.my_patients ?? 0)}
+              value={myPatientsCount}
               prefix={<TeamOutlined />}
               suffix={p && p.new_patients_this_month > 0 ? (
                 <Typography.Text type="success" style={{ fontSize: 12 }}>
@@ -92,7 +94,7 @@ export function DoctorDashboard() {
           <Card size="small">
             <Statistic
               title="本月咨询"
-              value={useCountUp(p?.consultations_this_month ?? 0)}
+              value={consultationsCount}
               prefix={<MessageOutlined />}
               suffix={p && p.pending_consultations > 0 ? (
                 <Typography.Text type="warning" style={{ fontSize: 12 }}>

apps/web/src/pages/health/StatisticsDashboard/NurseDashboard.tsx

@@ -12,6 +12,8 @@ import { useCountUp } from '../../../hooks/useCountUp';
 export function NurseDashboard() {
   const [personal, setPersonal] = useState<PersonalStats | null>(null);
   const [loading, setLoading] = useState(true);
+  const appointmentCount = useCountUp(personal?.today_appointments ?? 0);
+  const overdueCount = useCountUp(personal?.overdue_follow_ups ?? 0);
 
   const fetchPersonal = useCallback(async () => {
     try {
@@ -97,7 +99,7 @@ export function NurseDashboard() {
         {/* 统计卡 */}
         <Col xs={8}>
           <Card size="small">
-            <Statistic title="今日预约" value={useCountUp(p?.today_appointments ?? 0)} prefix={<CalendarOutlined />} />
+            <Statistic title="今日预约" value={appointmentCount} prefix={<CalendarOutlined />} />
           </Card>
         </Col>
         <Col xs={8}>
@@ -113,7 +115,7 @@ export function NurseDashboard() {
         </Col>
         <Col xs={8}>
           <Card size="small">
-            <Statistic title="逾期随访" value={useCountUp(p?.overdue_follow_ups ?? 0)} prefix={<TeamOutlined />}
+            <Statistic title="逾期随访" value={overdueCount} prefix={<TeamOutlined />}
               valueStyle={{ color: (p?.overdue_follow_ups ?? 0) > 0 ? '#cf1322' : undefined }}
             />
           </Card>

apps/web/src/pages/health/StatisticsDashboard/OperatorDashboard.tsx

@@ -10,6 +10,9 @@ import { useCountUp } from '../../../hooks/useCountUp';
 
 export function OperatorDashboard() {
   const { pointsStats, loading } = useStatsData();
+  const issuedCount = useCountUp(pointsStats?.total_issued ?? 0);
+  const spentCount = useCountUp(pointsStats?.total_spent ?? 0);
+  const activeCount = useCountUp(pointsStats?.active_accounts ?? 0);
 
   if (loading && !pointsStats) return <Spin size="large" style={{ display: 'block', margin: '80px auto' }} />;
 
@@ -25,12 +28,12 @@ export function OperatorDashboard() {
       <Row gutter={[16, 16]}>
         <Col xs={12} sm={6}>
           <Card size="small">
-            <Statistic title="积分发放" value={useCountUp(pointsStats?.total_issued ?? 0)} prefix={<TrophyOutlined />} />
+            <Statistic title="积分发放" value={issuedCount} prefix={<TrophyOutlined />} />
           </Card>
         </Col>
         <Col xs={12} sm={6}>
           <Card size="small">
-            <Statistic title="积分消费" value={useCountUp(pointsStats?.total_spent ?? 0)} prefix={<ShoppingOutlined />}
+            <Statistic title="积分消费" value={spentCount} prefix={<ShoppingOutlined />}
               suffix={pointsStats ? (
                 <Typography.Text type="secondary" style={{ fontSize: 12 }}>
                   消费率{pointsStats.total_issued > 0 ? Math.round(pointsStats.total_spent / pointsStats.total_issued * 100) : 0}%
@@ -41,7 +44,7 @@ export function OperatorDashboard() {
         </Col>
         <Col xs={12} sm={6}>
           <Card size="small">
-            <Statistic title="活跃账户" value={useCountUp(pointsStats?.active_accounts ?? 0)} prefix={<FileTextOutlined />} />
+            <Statistic title="活跃账户" value={activeCount} prefix={<FileTextOutlined />} />
           </Card>
         </Col>
         <Col xs={12} sm={6}>