feat: 新增归档中心页面并完善知识库与报销查询能力

新增前端归档中心视图及相关工具函数，扩充知识库文档分类和
提取器支持多种格式，增强编排器报销查询的多维度检索，优
化本体规则和用户代理审核消息，前端完善报销创建和审批详
情交互细节，补充单元测试覆盖。

web/src/views/scripts/travelReimbursementAttachmentModel.js

@@ -6,26 +6,26 @@ import {
 import { normalizeExpenseQueryPayload } from './travelReimbursementExpenseQueryModel.js'
 
 const SCENARIO_LABELS = {
-  expense: '??',
-  accounts_receivable: '??',
-  accounts_payable: '??',
-  knowledge: '??',
-  unknown: '??'
+  expense: '报销',
+  accounts_receivable: '应收',
+  accounts_payable: '应付',
+  knowledge: '知识',
+  unknown: '通用'
 }
 
 const INTENT_LABELS = {
-  query: '??',
-  explain: '??',
-  compare: '??',
-  risk_check: '????',
-  draft: '????',
-  operate: '????'
+  query: '查询',
+  explain: '解释',
+  compare: '对比',
+  risk_check: '风险检查',
+  draft: '信息核对',
+  operate: '动作请求'
 }
 
 function resolveStatusLabel(status) {
-  if (status === 'succeeded') return '???'
-  if (status === 'blocked') return '???'
-  return '??'
+  if (status === 'succeeded') return '已完成'
+  if (status === 'blocked') return '已阻断'
+  return '处理中'
 }
 
 function resolveStatusTone(status) {
@@ -123,6 +123,12 @@ function buildAssociationDocumentContentLines(document) {
   return ['- 识别内容：暂未提取到结构化字段，请以票据原件为准。']
 }
 
+function buildAssociationDocumentCard(lines) {
+  return (Array.isArray(lines) ? lines : [])
+    .map((line) => String(line || '').trim() ? `> ${line}` : '>')
+    .join('\n')
+}
+
 export function buildAttachmentAssociationConfirmationMessage({
   claimNo = '',
   claimTitle = '',
@@ -144,13 +150,14 @@ export function buildAttachmentAssociationConfirmationMessage({
     const filename = String(document?.filename || '').trim() || `附件 ${index + 1}`
     const typeLabel = resolveAssociationDocumentTypeLabel(document)
     const contentLines = buildAssociationDocumentContentLines(document)
-    return [
-      `附件 ${index + 1}：${filename}`,
+      .map((line) => String(line || '').replace(/^-\s*/, ''))
+    return buildAssociationDocumentCard([
+      `**附件 ${index + 1}：${filename}**`,
       '',
       `附件类型：${typeLabel}`,
       '',
       ...contentLines
-    ].join('\n')
+    ])
   })
 
   return [
@@ -158,14 +165,17 @@ export function buildAttachmentAssociationConfirmationMessage({
     '',
     documentBlocks.join('\n\n'),
     '',
+    '',
     '请问是否确定将票据信息归集到单据：',
     '',
     targetLines.join('\n'),
     '',
-    `如果 [确认](${ATTACHMENT_ASSOCIATION_CONFIRM_HREF}) 该信息，我将直接将票据进行归集。`
+    '',
+    `如果 **[确认](${ATTACHMENT_ASSOCIATION_CONFIRM_HREF})** 该信息，我将直接将票据进行归集。`
   ]
-    .filter((part) => String(part || '').trim())
     .join('\n')
+    .replace(/\n{4,}/g, '\n\n\n')
+    .trim()
 }
 
 export function normalizeReviewDocumentFieldKey(label) {
@@ -235,6 +245,9 @@ export function buildOcrDocumentsFromReviewPayload(reviewPayload) {
       document_type_label: resolveDocumentTypeLabel(item?.document_type),
       scene_code: resolveExpenseTypeCode(item?.suggested_expense_type),
       scene_label: String(item?.scene_label || '').trim(),
+      preview_kind: String(item?.preview_kind || '').trim(),
+      preview_data_url: String(item?.preview_data_url || '').trim(),
+      preview_url: String(item?.preview_url || '').trim(),
       document_fields: fields,
       warnings: Array.isArray(item?.warnings) ? item.warnings : []
     }
@@ -373,12 +386,32 @@ export function mergeFilePreviews(existingPreviews, incomingPreviews) {
   return result
 }
 
+function inferPreviewKindFromUrl(url) {
+  const normalized = String(url || '').trim().toLowerCase()
+  if (!normalized) return ''
+  if (normalized.startsWith('data:image/') || /\.(png|jpg|jpeg|webp|bmp)(?:[?#].*)?$/i.test(normalized)) {
+    return 'image'
+  }
+  if (normalized.startsWith('data:application/pdf') || /\.pdf(?:[?#].*)?$/i.test(normalized)) {
+    return 'pdf'
+  }
+  return ''
+}
+
+function resolveDocumentPreviewKind(item) {
+  const explicit = String(item?.preview_kind || '').trim()
+  if (explicit) {
+    return explicit
+  }
+  return inferPreviewKindFromUrl(String(item?.preview_url || item?.preview_data_url || '').trim())
+}
+
 export function buildOcrFilePreviews(payload) {
   const documents = Array.isArray(payload?.documents) ? payload.documents : []
   return documents
     .map((item) => ({
       filename: String(item?.filename || '').trim(),
-      kind: String(item?.preview_kind || '').trim(),
+      kind: resolveDocumentPreviewKind(item),
       url: String(item?.preview_url || item?.preview_data_url || '').trim()
     }))
     .filter((item) => item.filename && item.kind === 'image' && item.url)
@@ -389,7 +422,7 @@ export function buildReviewFilePreviewsFromReviewPayload(reviewPayload) {
   return documents
     .map((item) => ({
       filename: String(item?.filename || '').trim(),
-      kind: String(item?.preview_kind || '').trim(),
+      kind: resolveDocumentPreviewKind(item),
       url: String(item?.preview_url || item?.preview_data_url || '').trim()
     }))
     .filter((item) => item.filename && item.kind === 'image' && item.url)