feat(expenses): add authoritative pre-review workflow

web/src/views/scripts/travelRequestDetailPreReview.js

@@ -0,0 +1,13 @@
+export function mapPreReviewFindingsToRiskFlags(preReview = {}) {
+  const findings = Array.isArray(preReview?.findings) ? preReview.findings : []
+  return findings.map((finding) => ({
+    ...finding,
+    source: String(finding?.source || 'pre_review_finding').trim() || 'pre_review_finding',
+    label: finding?.message || '提交前预审风险',
+    business_stage: String(
+      finding?.business_stage || finding?.businessStage || 'reimbursement'
+    ).trim() || 'reimbursement',
+    risk_domain: finding?.risk_domain || finding?.riskDomain || '',
+    visibility_scope: finding?.visibility_scope || finding?.visibilityScope || ''
+  }))
+}