CommentArticleResponse

{
    "id": 1,
    "content": "좋은 글이네요! 잘 읽었습니다.",
    "author": "홍길동",
    "memberId": 1,
    "createdAt": "2024-01-15T10:30:00",
    "updatedAt": "2024-01-15T12:00:00",
    "replies": [
        {
            "id": 2,
            "content": "감사합니다! 좋은 하루 되세요.",
            "author": "김철수",
            "memberId": 2,
            "createdAt": "2024-01-15T11:00:00",
            "updatedAt": "2024-01-15T11:30:00"
        }
    ]
}