fix(mobile): align sop position label

mobile-uni/src/pages/user/sop/index.vue

@@ -4,7 +4,7 @@
       <text class="employee-kicker sop-eyebrow">SOP · 话术 · 工作流程</text>
       <text class="page-title">问</text>
       <text class="page-subtitle">数字师傅 · SOP问答</text>
-      <text class="sop-context">管家（生活顾问） · 住宅项目</text>
+      <text class="sop-context">{{ positionLabel }} · 住宅项目</text>
       <text class="toolbar-tip">先把问题问清楚，再按需生成总结卡，不伪造分类能力。</text>
     </view>
 
@@ -205,11 +205,12 @@ import {
   searchKnowledge,
   submitAnswerFeedback
 } from '@/services/knowledge';
-import { getSelectedPositionProfile, isLoggedIn, rememberLoginRedirect } from '@/services/auth';
+import { getSelectedPosition, getSelectedPositionProfile, isLoggedIn, rememberLoginRedirect } from '@/services/auth';
 import { resetPageScroll } from '@/services/navigation';
 import { ensureEmployeePosition } from '@/services/position';
 
 const positionProfile = ref(getSelectedPositionProfile());
+const positionLabel = ref(getSelectedPosition());
 const quickQuestions = computed(() => positionProfile.value.quickQuestions);
 const quickQuestionPlaceholder = computed(() => `例如: ${quickQuestions.value[0] || '岗位SOP怎么处理?'}`);
 const query = ref('');
@@ -232,6 +233,7 @@ const resetResultState = () => {
 
 const refreshAuthState = () => {
   loggedIn.value = isLoggedIn();
+  positionLabel.value = getSelectedPosition();
   positionProfile.value = getSelectedPositionProfile();
 };
 
@@ -263,6 +265,7 @@ const search = async () => {
     return;
   }
   positionProfile.value = getSelectedPositionProfile();
+  positionLabel.value = getSelectedPosition();
   loading.value = true;
   message.value = '';
   resetResultState();