feat: 增强风险规则生成引擎与预算中心页面

后端拆分风险规则生成为解释器、语义分析、本体对齐等子模块，
优化模板执行和流程图生成，完善员工种子数据和导入逻辑，增强
报销单权限策略和草稿持久化，前端新增预算中心视图和趋势图
组件，重构审计页面和风险规则测试对话框交互，完善文档中心
和报销创建页面细节，补充单元测试覆盖。

web/src/views/scripts/useTravelReimbursementGuidedFlow.js

@@ -1,6 +1,11 @@
 import { ref } from 'vue'
 
 import {
+  buildApplicationTemplatePreview,
+  buildLocalApplicationPreviewMessage
+} from '../../utils/expenseApplicationPreview.js'
+import {
+  GUIDED_ACTION_START_APPLICATION,
   GUIDED_ACTION_CONFIRM_REIMBURSEMENT_REVIEW,
   GUIDED_ACTION_CONTINUE_FILLING,
   GUIDED_ACTION_OPEN_TRAVEL_CALCULATOR,
@@ -84,6 +89,7 @@ export function useTravelReimbursementGuidedFlow({
   openTravelCalculator,
   lockSuggestedActionMessage,
   submitExistingComposer,
+  currentUser,
   toast
 }) {
   const guidedPendingFiles = ref([])
@@ -134,6 +140,16 @@ export function useTravelReimbursementGuidedFlow({
     persistAndScroll()
   }
 
+  function startGuidedApplicationTemplate() {
+    resetGuidedFlowState()
+    const applicationPreview = buildApplicationTemplatePreview(currentUser?.value || {})
+    pushAssistant(buildLocalApplicationPreviewMessage(applicationPreview), {
+      meta: ['申请模板'],
+      applicationPreview
+    })
+    persistAndScroll()
+  }
+
   function startGuidedStatusQuery() {
     guidedFlowState.value = createGuidedStatusQueryState()
     guidedPendingFiles.value = []
@@ -146,6 +162,10 @@ export function useTravelReimbursementGuidedFlow({
 
   function handleGuidedShortcut(shortcut) {
     const actionType = normalizeText(shortcut?.action)
+    if (actionType === GUIDED_ACTION_START_APPLICATION) {
+      startGuidedApplicationTemplate()
+      return true
+    }
     if (actionType === GUIDED_ACTION_START_REIMBURSEMENT) {
       startGuidedReimbursement()
       return true