콘텐츠 상세, 팔로잉 리스트, 시리즈 상세 API

- 알림과 팔로우 상태값 추가

src/main/kotlin/kr/co/vividnext/sodalive/content/AudioContentService.kt

@@ -450,8 +450,10 @@ class AudioContentService(
         val creator = explorerQueryRepository.getMember(creatorId)
             ?: throw SodaException("없는 사용자 입니다.")
 
-        val notificationUserIds = explorerQueryRepository.getNotificationUserIds(creatorId)
-        val isFollowing = notificationUserIds.contains(member.id)
+        val creatorFollowing = explorerQueryRepository.getCreatorFollowing(
+            creatorId = creatorId,
+            memberId = member.id!!
+        )
 
         // 구매 여부 확인
         val isExistsBundleAudioContent = bundleAudioContentList
@@ -640,7 +642,9 @@ class AudioContentService(
                 } else {
                     "$coverImageHost/profile/default-profile.png"
                 },
-                isFollowing = isFollowing
+                isFollowing = creatorFollowing?.isFollow ?: false,
+                isFollow = creatorFollowing?.isFollow ?: false,
+                isNotify = creatorFollowing?.isNotify ?: false
             )
         )
     }