feat(reviews): add not-applicable count display in evaluation statistics

- Add notApplicable field to Statistics interface
- Show blue "未涉及" badge when count > 0 (display only, no filter)
- Map backend not_applicable_count to frontend statistics

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

app/components/reviews/ReviewPointsList.tsx

@@ -665,6 +665,7 @@ export function ReviewPointsList({
       success: 0,
       warning: 0,
       error: 0,
+      notApplicable: 0,
       score: 0
     };
 
@@ -686,6 +687,7 @@ export function ReviewPointsList({
     const successToShow = successCount || statsToUse.success;
     const warningToShow = warningCount || statsToUse.warning;
     const errorToShow = errorCount || statsToUse.error;
+    const notApplicableToShow = statsToUse.notApplicable || 0;
 
     return (
       <div className="review-statistics bg-white border-b border-gray-100 py-3 px-4">
@@ -744,6 +746,18 @@ export function ReviewPointsList({
               <span className="text-xs text-gray-500 ml-2">错误</span>
             </button>
           </div>
+          {/* 未涉及数量（仅在有未涉及评查点时显示，仅统计展示不支持过滤） */}
+          {notApplicableToShow > 0 && (
+            <>
+              <div className="h-8 border-r border-gray-200"></div>
+              <div className="flex items-center">
+                <div className="px-3 h-7 bg-blue-50 rounded-md flex items-center justify-center">
+                  <span className="text-sm font-semibold text-blue-500">{notApplicableToShow}</span>
+                  <span className="text-xs text-gray-500 ml-2">未涉及</span>
+                </div>
+              </div>
+            </>
+          )}
         </div>
       </div>
     );

app/routes/reviews.tsx

@@ -72,6 +72,7 @@ interface Statistics {
   success: number;
   warning: number;
   error: number;
+  notApplicable: number;
   score: number;
 }
 
@@ -239,6 +240,7 @@ export async function loader({ request }: LoaderFunctionArgs) {
           success: unifiedData.summary?.passed_count || 0,
           error: unifiedData.summary?.failed_count || 0,
           warning: 0,
+          notApplicable: unifiedData.summary?.not_applicable_count || 0,
           score: unifiedData.summary?.total_score || 0
         },
         comparison_document: ('comparison_document' in reviewData && !('error' in reviewData)) ? reviewData.comparison_document : null,