테마별 콘텐츠 가져오기 API

- 총 개수 추가

src/main/kotlin/kr/co/vividnext/sodalive/content/theme/AudioContentThemeService.kt

@@ -35,6 +35,12 @@ class AudioContentThemeService(
         val theme = queryRepository.findThemeByIdAndActive(themeId)
             ?: throw SodaException("잘못된 요청입니다.")
 
+        val totalCount = contentRepository.totalCountByTheme(
+            memberId = member.id!!,
+            theme = theme.theme,
+            isAdult = member.auth != null
+        )
+
         val items = contentRepository.findByTheme(
             cloudfrontHost = imageHost,
             memberId = member.id!!,
@@ -50,6 +56,7 @@ class AudioContentThemeService(
 
         return GetContentByThemeResponse(
             theme = theme.theme,
+            totalCount = totalCount,
             items = items
         )
     }

src/main/kotlin/kr/co/vividnext/sodalive/content/theme/content/GetContentByThemeResponse.kt

@@ -4,5 +4,6 @@ import kr.co.vividnext.sodalive.content.main.GetAudioContentMainItem
 
 data class GetContentByThemeResponse(
     val theme: String,
+    val totalCount: Int,
     val items: List<GetAudioContentMainItem>
 )