feat: 新增票据夹模块并优化 OCR 与员工画像服务

后端新增票据夹端点、数据模型和服务模块，优化 OCR 端点
Schema 和附件操作逻辑，完善员工行为画像服务和辅助函数，
前端新增票据夹视图和服务层，优化文档中心样式和侧边栏导
航，完善员工画像详情弹窗和权限控制，补充单元测试。

web/tests/navigation-route-resolution.test.mjs

@@ -21,12 +21,21 @@ function testFallsBackToValidMeta() {
 function testResolvesMainRouteNames() {
   assert.equal(resolveTargetRouteName('logs'), 'app-settings')
   assert.equal(resolveTargetRouteName('policies'), 'app-policies')
+  assert.equal(resolveTargetRouteName('receiptFolder'), 'app-receiptFolder')
   assert.equal(resolveTargetRouteName('requests'), 'app-overview')
   assert.equal(resolveTargetRouteName('approval'), 'app-overview')
   assert.equal(resolveTargetRouteName('archive'), 'app-overview')
   assert.equal(resolveTargetRouteName('missing'), 'app-overview')
 }
 
+function testReceiptFolderFollowsDocumentCenter() {
+  assert.equal(appViews[appViews.indexOf('documents') + 1], 'receiptFolder')
+  const documentIndex = navItems.findIndex((item) => item.id === 'documents')
+  const receiptIndex = navItems.findIndex((item) => item.id === 'receiptFolder')
+  assert.equal(receiptIndex, documentIndex + 1)
+  assert.equal(navItems[receiptIndex].label, '票据夹')
+}
+
 function testLegacyCentersAreRemovedFromNavigation() {
   assert.equal(appViews.includes('requests'), false)
   assert.equal(appViews.includes('approval'), false)
@@ -39,6 +48,7 @@ function run() {
   testDerivesViewFromRouteName()
   testFallsBackToValidMeta()
   testResolvesMainRouteNames()
+  testReceiptFolderFollowsDocumentCenter()
   testLegacyCentersAreRemovedFromNavigation()
   console.log('navigation route resolution tests passed')
 }