fix: FleetClusterLayer codex 원본 복원 + ESLint suppress

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

frontend/src/components/korea/FleetClusterLayer.tsx

@@ -841,6 +841,12 @@ export function FleetClusterLayer({
     reviewZoneDistanceByKey,
   ]);
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
+  const filteredParentInferenceQueueKeys = useMemo(
+    () => new Set(filteredParentInferenceQueue.map(item => reviewItemKey(item.groupKey, item.subClusterId))),
+    [filteredParentInferenceQueue],
+  );
+
   const reviewFilterFallbackActive = autoOpenReviewPanel
     && !reviewFiltersTouched
     && filteredParentInferenceQueue.length === 0