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/views/scripts/useTravelReimbursementSubmitComposer.js

@@ -1,7 +1,8 @@
 import {
   ATTACHMENT_ASSOCIATION_CONFIRM_HREF,
   buildAttachmentAssociationConfirmationMessage,
-  buildUnsavedDraftAttachmentConfirmationMessage
+  buildUnsavedDraftAttachmentConfirmationMessage,
+  collectReceiptFiles
 } from './travelReimbursementAttachmentModel.js'
 import { resolveAssistantScopeGuard } from '../../utils/assistantSessionScope.js'
 import {
@@ -312,8 +313,6 @@ export function useTravelReimbursementSubmitComposer(ctx) {
     buildExpenseSceneSelectionMessage,
     buildMessageMeta,
     buildOcrDocumentsFromReviewPayload,
-    buildOcrFilePreviews,
-    buildOcrSummary,
     buildOcrSummaryFromDocuments,
     buildReviewFormContextFromPayload,
     clearAttachedFiles,
@@ -348,7 +347,6 @@ export function useTravelReimbursementSubmitComposer(ctx) {
     messages,
     nextTick,
     normalizeExpenseQueryPayload,
-    normalizeOcrDocuments,
     persistSessionState,
     props,
     recognizeOcrFiles,
@@ -1825,23 +1823,28 @@ export function useTravelReimbursementSubmitComposer(ctx) {
             startFlowStep('ocr', { detail: `正在识别 ${files.length} 份附件...`, startedAt: ocrStartedAt })
           }
           if (recognizedAttachmentData) {
-            ocrPayload = recognizedAttachmentData.ocrPayload
-            ocrSummary = recognizedAttachmentData.ocrSummary || buildOcrSummaryFromDocuments(recognizedAttachmentData.ocrDocuments)
-            ocrDocuments = [...recognizedAttachmentData.ocrDocuments]
-            ocrFilePreviews = [...recognizedAttachmentData.ocrFilePreviews]
+            const collected = await collectReceiptFiles({
+              files,
+              recognizedAttachmentData
+            })
+            ocrPayload = collected.ocrPayload
+            ocrSummary = collected.ocrSummary
+            ocrDocuments = collected.ocrDocuments
+            ocrFilePreviews = collected.ocrFilePreviews
             rememberFilePreviews(ocrFilePreviews)
             if (!stewardDelegated) {
               completeFlowStep('ocr', `复用已确认的 ${ocrDocuments.length || files.length} 张票据识别结果`, Date.now() - ocrStartedAt)
             }
           } else {
             try {
-              ocrPayload = await recognizeOcrFiles(files, {
-                timeoutMs: 90000,
-                timeoutMessage: '票据 OCR 识别超时，已继续使用附件名称处理。'
+              const collected = await collectReceiptFiles({
+                files,
+                recognizeOcrFiles
               })
-              ocrSummary = buildOcrSummary(ocrPayload)
-              ocrDocuments = normalizeOcrDocuments(ocrPayload)
-              ocrFilePreviews = buildOcrFilePreviews(ocrPayload)
+              ocrPayload = collected.ocrPayload
+              ocrSummary = collected.ocrSummary
+              ocrDocuments = collected.ocrDocuments
+              ocrFilePreviews = collected.ocrFilePreviews
               rememberFilePreviews(ocrFilePreviews)
               if (!stewardDelegated) {
                 completeFlowStep('ocr', `识别到 ${ocrDocuments.length || files.length} 张票据`, Date.now() - ocrStartedAt)