fix(recommendation): New & Hot 스냅샷 저장 수를 확장한다

src/test/kotlin/kr/co/vividnext/sodalive/v2/content/recommendation/application/AudioRecommendationSnapshotRefreshServiceTest.kt

@@ -30,7 +30,7 @@ class AudioRecommendationSnapshotRefreshServiceTest {
             newAndHotWindowStart,
             snapshotAt,
             AudioRecommendationVisibility.SAFE,
-            AudioRecommendationSnapshotRefreshService.NEW_AND_HOT_LIMIT
+            AudioRecommendationSnapshotRefreshService.NEW_AND_HOT_SNAPSHOT_LIMIT
         )
         Mockito.verify(queryPort).findMostCommentedSnapshots(
             mostCommentedWindowStart,
@@ -66,7 +66,7 @@ class AudioRecommendationSnapshotRefreshServiceTest {
             newAndHotWindowStart,
             snapshotAt,
             AudioRecommendationVisibility.SAFE,
-            AudioRecommendationSnapshotRefreshService.NEW_AND_HOT_LIMIT
+            AudioRecommendationSnapshotRefreshService.NEW_AND_HOT_SNAPSHOT_LIMIT
         )
         Mockito.verify(queryPort).findMostCommentedSnapshots(
             mostCommentedWindowStart,
@@ -81,4 +81,27 @@ class AudioRecommendationSnapshotRefreshServiceTest {
             AudioRecommendationSnapshotRefreshService.RECOMMENDED_AUDIO_LIMIT
         )
     }
+
+    @Test
+    @DisplayName("New & Hot 스냅샷은 visibility별 100개 후보를 저장한다")
+    fun shouldRequestOneHundredNewAndHotSnapshotsPerVisibility() {
+        val now = LocalDateTime.of(2026, 6, 27, 0, 0, 0)
+        val snapshotAt = LocalDateTime.of(2026, 6, 26, 23, 59, 59)
+        val windowStart = LocalDateTime.of(2026, 6, 24, 0, 0, 0)
+
+        service.refreshDailySnapshots(now)
+
+        Mockito.verify(queryPort).findNewAndHotSnapshots(
+            windowStart,
+            snapshotAt,
+            AudioRecommendationVisibility.SAFE,
+            100
+        )
+        Mockito.verify(queryPort).findNewAndHotSnapshots(
+            windowStart,
+            snapshotAt,
+            AudioRecommendationVisibility.ALL,
+            100
+        )
+    }
 }