feat: 유저 행동 데이터 기록 추가 - 콘텐츠에 댓글 쓰기

src/main/kotlin/kr/co/vividnext/sodalive/member/MemberService.kt

@@ -907,6 +907,12 @@ class MemberService(
         return MemberResolveResult(member = member, isNew = true)
     }
 
+    fun getPushTokenList(recipient: Long): List<String> {
+        return repository.getPushTokenList(recipient)
+            .toSet()
+            .toList()
+    }
+
     private fun checkEmail(email: String) {
         val member = repository.findByEmail(email)