fix(mp): 医生端添加底部导航栏解决无法退出登录问题

医生端工作台是分包页面，不在 TabBar 配置中，redirectTo 后底部
导航消失导致无法到达"我的"页面退出登录。新增 DoctorTabBar 组件
模拟底部导航，包含工作台/患者/咨询/我的四个入口，使用 reLaunch
切换避免页栈溢出。

apps/miniprogram/src/pages/pkg-doctor-core/consultation/index.tsx

@@ -11,6 +11,7 @@ import LoadingCard from '@/components/ui/LoadingCard';
 import ErrorState from '@/components/ErrorState';
 import EmptyState from '@/components/EmptyState';
 import { useDoctorClass } from '@/hooks/useDoctorClass';
+import DoctorTabBar from '@/components/ui/DoctorTabBar';
 import { safeNavigateTo } from '@/utils/navigate';
 import { formatDateTime } from '@/utils/date';
 import './index.scss';
@@ -125,6 +126,7 @@ export default function ConsultationList() {
           ))}
         </ScrollView>
       )}
+      <DoctorTabBar active="consultation" />
     </View>
   );
 }

apps/miniprogram/src/pages/pkg-doctor-core/index.tsx

@@ -7,6 +7,7 @@ import { usePageData } from '@/hooks/usePageData';
 import { getDashboard, type DoctorDashboard } from '@/services/doctor/dashboard';
 import Loading from '@/components/Loading';
 import ContentCard from '@/components/ui/ContentCard';
+import DoctorTabBar from '@/components/ui/DoctorTabBar';
 import ShortcutButton from '@/components/ui/ShortcutButton';
 import TodoAlert from '@/components/ui/TodoAlert';
 import './index.scss';
@@ -137,6 +138,7 @@ export default function DoctorHome() {
           )}
         </View>
       </ScrollView>
+      <DoctorTabBar active="workbench" />
     </View>
   );
 }

apps/miniprogram/src/pages/pkg-doctor-core/patients/index.tsx

@@ -11,6 +11,7 @@ import LoadingCard from '@/components/ui/LoadingCard';
 import EmptyState from '@/components/EmptyState';
 import Loading from '@/components/Loading';
 import { useDoctorClass } from '@/hooks/useDoctorClass';
+import DoctorTabBar from '@/components/ui/DoctorTabBar';
 import './index.scss';
 
 const AVATAR_COLORS: Array<'pri' | 'acc' | 'wrn' | 'dan'> = ['pri', 'acc', 'wrn', 'dan'];
@@ -169,6 +170,7 @@ export default function PatientList() {
           {loading && patients.length > 0 && <Loading />}
         </ScrollView>
       )}
+      <DoctorTabBar active="patients" />
     </View>
   );
 }

apps/miniprogram/src/pages/pkg-profile/settings/index.tsx

@@ -6,11 +6,13 @@ import { useAuthStore } from '../../../stores/auth';
 import { invalidateHeadersCache, clearRequestCache } from '@/services/request';
 import { useElderClass } from '../../../hooks/useElderClass';
 import PageShell from '@/components/ui/PageShell';
+import DoctorTabBar from '@/components/ui/DoctorTabBar';
 import './index.scss';
 
 export default function Settings() {
   const modeClass = useElderClass();
   const logout = useAuthStore((s) => s.logout);
+  const isMedicalStaff = useAuthStore((s) => s.isMedicalStaff);
 
   const handleClearCache = async () => {
     const { confirm } = await Taro.showModal({
@@ -99,6 +101,7 @@ export default function Settings() {
           <Text className='settings-label logout-label'>退出登录</Text>
         </View>
       </View>
+      {isMedicalStaff() && <DoctorTabBar active="settings" />}
     </PageShell>
   );
 }