fix: read nested review points payload safely

app/routes/reviewsTest.tsx

@@ -320,6 +320,10 @@ function getNestedReviewPayload(value: unknown): NestedReviewPayload | null {
   return candidate;
 }
 
+function getReviewPointsArray(value: unknown): ReviewPoint[] {
+  return Array.isArray(value) ? (value as ReviewPoint[]) : [];
+}
+
 export const meta: MetaFunction = () => {
   return [
     { title: "评查详情 - 中国烟草AI合同及卷宗审核系统" },
@@ -463,8 +467,10 @@ export default function ReviewDetails() {
   const isLoaderError = isReviewsTestLoaderError(loaderData);
   const successLoaderData = isLoaderError ? null : loaderData;
   const nestedReviewPayload = getNestedReviewPayload(successLoaderData?.reviewPoints);
+  const directReviewPoints = getReviewPointsArray(successLoaderData?.reviewPoints);
+  const nestedReviewPoints = getReviewPointsArray(nestedReviewPayload?.data);
   const document = successLoaderData?.document ?? nestedReviewPayload?.document ?? null;
-  const reviewPoints = successLoaderData?.reviewPoints ?? nestedReviewPayload?.data ?? [];
+  const reviewPoints = directReviewPoints.length > 0 ? directReviewPoints : nestedReviewPoints;
   const statistics = {
     ...EMPTY_STATISTICS,
     ...(nestedReviewPayload?.stats ?? null),