관리자 - 탐색 메뉴 API 추가

src/main/kotlin/kr/co/vividnext/sodalive/member/tag/MemberTagRepository.kt

@@ -5,7 +5,9 @@ import kr.co.vividnext.sodalive.member.tag.QCreatorTag.creatorTag
 import org.springframework.beans.factory.annotation.Value
 import org.springframework.data.jpa.repository.JpaRepository
 
-interface MemberTagRepository : JpaRepository<CreatorTag, Long>, MemberTagQueryRepository
+interface MemberTagRepository : JpaRepository<CreatorTag, Long>, MemberTagQueryRepository {
+    fun findByTag(tag: String): CreatorTag?
+}
 
 interface MemberTagQueryRepository {
     fun getTags(): List<GetMemberTagResponse>