feat(lotto): useReview 훅 + useBriefing 4계층 정규화

src/pages/lotto/hooks/useBriefing.js

@@ -1,6 +1,18 @@
 import { useState, useEffect, useCallback, useRef } from 'react';
 import { getLatestBriefing, triggerLottoCurate } from '../../../api';
 
+const normalizePicks = (picks) => {
+    if (Array.isArray(picks)) {
+        return { core: picks, bonus: [], extended: [], pool: [] };
+    }
+    return {
+        core: picks?.core || [],
+        bonus: picks?.bonus || [],
+        extended: picks?.extended || [],
+        pool: picks?.pool || [],
+    };
+};
+
 export default function useBriefing() {
     const [briefing, setBriefing] = useState(null);
     const [loading, setLoading] = useState(true);
@@ -12,7 +24,7 @@ export default function useBriefing() {
         setLoading(true); setError('');
         try {
             const data = await getLatestBriefing();
-            setBriefing(data);
+            setBriefing(data ? { ...data, picks: normalizePicks(data.picks) } : data);
         } catch (e) {
             setError(e.message);
         } finally {
@@ -33,7 +45,7 @@ export default function useBriefing() {
                 try {
                     const data = await getLatestBriefing();
                     if (data && data.generated_at !== prevGen) {
-                        setBriefing(data);
+                        setBriefing({ ...data, picks: normalizePicks(data.picks) });
                         setRegenerating(false);
                         clearInterval(pollingRef.current);
                     }