feat: 新增风险规则生成引擎与知识图谱可视化

后端新增风险规则自动生成和模板执行服务，支持从规则资产
批量生成并持久化风险规则文件；知识库入库日志增强图谱
查询和本地 RAG 回退，前端审计页面增加风险规则模型和流
程图组件，知识入库面板拆分为图谱可视化子组件，报销创
建页面增加引导式流程模型，更新知识库索引数据。

web/src/views/scripts/TravelReimbursementCreateView.js

@@ -11,6 +11,7 @@ import { useTravelReimbursementSessionState } from './useTravelReimbursementSess
 import { useTravelReimbursementReviewDrawer } from './useTravelReimbursementReviewDrawer.js'
 import { useTravelReimbursementSubmitComposer } from './useTravelReimbursementSubmitComposer.js'
 import { useTravelReimbursementReviewActions } from './useTravelReimbursementReviewActions.js'
+import { useTravelReimbursementGuidedFlow } from './useTravelReimbursementGuidedFlow.js'
 import { recognizeOcrFiles } from '../../services/ocr.js'
 import { fetchAgentRunDetail } from '../../services/agentAssets.js'
 import { deleteConversation, runOrchestrator } from '../../services/orchestrator.js'
@@ -536,6 +537,7 @@ export default {
       currentInsight,
       reviewFilePreviews,
       composerUploadIntent,
+      guidedFlowState,
       insightPanelCollapsed,
       sessionSwitchBusy,
       buildEmptySessionState,
@@ -871,7 +873,8 @@ export default {
     })
     sessionRuntimeRefs = {
       attachedFiles,
-      composerFilesExpanded
+      composerFilesExpanded,
+      guidedFlowState
     }
     const {
       confirmPendingAttachmentAssociationInternal,
@@ -961,6 +964,34 @@ export default {
           || composerBusinessTimeTags.value.length
         )
     )
+    const {
+      handleGuidedShortcut,
+      handleGuidedComposerSubmit,
+      handleGuidedSuggestedAction,
+      resetGuidedFlowState
+    } = useTravelReimbursementGuidedFlow({
+      guidedFlowState,
+      messages,
+      composerDraft,
+      attachedFiles,
+      composerBusinessTimeTags,
+      composerBusinessTimeDraftTouched,
+      fileInputRef,
+      submitting,
+      reviewActionBusy,
+      sessionSwitchBusy,
+      createMessage,
+      nextTick,
+      scrollToBottom,
+      persistSessionState,
+      clearAttachedFiles,
+      adjustComposerTextareaHeight,
+      buildComposerBusinessTimeContext,
+      openTravelCalculator,
+      lockSuggestedActionMessage,
+      submitExistingComposer: submitComposerInternal,
+      toast
+    })
     function toggleTravelCalculator() {
       return toggleTravelCalculatorInternal()
     }
@@ -1050,6 +1081,7 @@ export default {
         reviewFilePreviews: reviewFilePreviews.value,
         composerDraft: composerDraft.value,
         composerUploadIntent: composerUploadIntent.value,
+        guidedFlowState: guidedFlowState.value,
         insightPanelCollapsed: insightPanelCollapsed.value
       }),
       () => {
@@ -1168,6 +1200,7 @@ export default {
     function resetCurrentSessionState() {
       const emptyState = buildEmptySessionState(activeSessionType.value)
       sessionSnapshots.value[activeSessionType.value] = emptyState
+      resetGuidedFlowState()
       applySessionState(emptyState)
       resetFlowRun({ startedAt: 0, openDrawer: false })
     }
@@ -1239,6 +1272,9 @@ export default {
         await switchSessionType(shortcut.targetSessionType)
         return
       }
+      if (handleGuidedShortcut(shortcut)) {
+        return
+      }
 
       const prompt = String(shortcut?.prompt || '').trim()
       if (!prompt) return
@@ -1293,6 +1329,7 @@ export default {
       const actionType = String(action?.action_type || '').trim()
       if (!actionType || submitting.value || reviewActionBusy.value || sessionSwitchBusy.value) return
       if (message?.suggestedActionsLocked) return
+      if (await handleGuidedSuggestedAction(message, action)) return
 
       if (actionType === 'confirm_expense_intent') {
         const originalMessage = String(action?.payload?.original_message || message?.text || '').trim()
@@ -1746,6 +1783,9 @@ export default {
       // submitting.value = true
       // recognizeOcrFiles(files)
       // submitting.value = false
+      if (await handleGuidedComposerSubmit(options)) {
+        return null
+      }
       return submitComposerInternal(options)
     }