feat(web): 工作台 AI 模式与差旅/风险建议交互优化

- 新增 PersonalWorkbenchAiMode 组件、AI 侧边栏与 orb 机器人视觉资源
- 新增 aiApplicationDraftModel / aiExpenseDraftModel / aiWorkbenchConversationStore
  及业务准入 aiSidebarBusinessAccess，支撑 AI 模式下的申请与报销草稿
- 顶栏、侧边栏、工作台样式重构，适配 AI 模式切换与响应式布局
- 同步 steward plan/off_topic、差旅报销引导流、风险建议卡片等测试

web/src/composables/useAppShell.js

@@ -9,7 +9,11 @@ import { fetchAllApprovalExpenseClaims, fetchExpenseClaimDetail } from '../servi
 import { fetchOntologyParse } from '../services/ontology.js'
 import { fetchLatestConversation } from '../services/orchestrator.js'
 import { clearAssistantSessionSnapshotForDraftClaim } from '../utils/assistantSessionSnapshot.js'
-import { ASSISTANT_SCOPE_SESSION_STEWARD } from '../utils/assistantSessionScope.js'
+import {
+  ASSISTANT_SCOPE_SESSION_STEWARD,
+  buildUnsupportedBusinessScopeConversation,
+  resolveAssistantScopeGuard
+} from '../utils/assistantSessionScope.js'
 import { buildDetailAlerts } from '../utils/detailAlerts.js'
 import { normalizeRequestForUi } from '../utils/requestViewModel.js'
 import {
@@ -293,10 +297,11 @@ export function useAppShell() {
       view === 'documents'
       && activeView.value === 'documents'
       && route.name === 'app-documents'
-    setView(view)
+    const navigation = setView(view)
     if (shouldRefreshCurrentDocumentCenter) {
       void reloadDocumentCenterRequests()
     }
+    return navigation
   }
 
   function openFinancialAssistantCreate(source) {
@@ -459,6 +464,36 @@ export function useAppShell() {
       smartEntryRevealToken.value += 1
       return
     }
+
+    const prompt = String(payload.prompt || '').trim()
+    const files = Array.isArray(payload.files) ? payload.files : []
+    const scopeGuard = prompt
+      ? resolveAssistantScopeGuard(prompt, String(payload.sessionType || '').trim(), {
+          attachmentCount: files.length
+        })
+      : null
+    if (scopeGuard?.blocked) {
+      smartEntryOpen.value = true
+      smartEntryContext.value = {
+        prompt: '',
+        source: payload.source ?? 'workbench',
+        request: payload.request ?? selectedRequest.value,
+        files,
+        conversation: buildUnsupportedBusinessScopeConversation(prompt, {
+          attachmentCount: files.length
+        }),
+        scope: null,
+        sessionType: ASSISTANT_SCOPE_SESSION_STEWARD,
+        budgetContext: payload.budgetContext && typeof payload.budgetContext === 'object'
+          ? payload.budgetContext
+          : null,
+        initialPromptAutoSubmit: false,
+        initialApplicationPreview: null
+      }
+      smartEntrySessionId.value += 1
+      return
+    }
+
     const [conversation, sessionType] = await Promise.all([
       resolveSmartEntryConversation(payload),
       resolveSmartEntrySessionType(payload)

web/src/composables/useNavigation.js

@@ -147,7 +147,7 @@ export function useNavigation() {
       return resolveAppViewFromRoute(route)
     },
     set(view) {
-      setView(view)
+      void setView(view)
     }
   })
 
@@ -159,10 +159,10 @@ export function useNavigation() {
     const targetName = resolveTargetRouteName(view)
 
     if (route.name === targetName) {
-      return
+      return Promise.resolve()
     }
 
-    router.push({ name: targetName, params: {}, query: {}, hash: '' })
+    return router.push({ name: targetName, params: {}, query: {}, hash: '' })
   }
 
   return { activeView, currentView, setView, navItems }