feat(community): 댓글 작성자 식별자를 조회한다

src/test/kotlin/kr/co/vividnext/sodalive/v2/creator/channel/community/application/CreatorChannelCommunityQueryServiceTest.kt

@@ -194,7 +194,9 @@ class CreatorChannelCommunityQueryServiceTest {
         assertEquals(21, detail.comments.commentCount)
         assertEquals(20, detail.comments.comments.size)
         assertEquals(true, detail.comments.hasNext)
+        assertEquals(101L, detail.comments.comments.first().writerId)
         assertEquals("reply-writer", detail.comments.comments.first().latestReply?.writerNickname)
+        assertEquals(200L, detail.comments.comments.first().latestReply?.writerId)
         assertEquals("https://cdn.test/profile/default-profile.png", detail.comments.comments.first().writerProfileImageUrl)
     }
 
@@ -234,8 +236,10 @@ class CreatorChannelCommunityQueryServiceTest {
         assertEquals((1L..50L).toList(), port.latestReplyCommentIds)
         assertEquals(50, comments.comments.size)
         assertEquals(true, comments.hasNext)
+        assertEquals(101L, comments.comments.first().writerId)
         assertEquals("https://cdn.test/profile/1.png", comments.comments.first().writerProfileImageUrl)
         assertEquals(100L, comments.comments[1].latestReply?.commentId)
+        assertEquals(200L, comments.comments[1].latestReply?.writerId)
     }
 
     @Test
@@ -255,6 +259,7 @@ class CreatorChannelCommunityQueryServiceTest {
         assertEquals(0L, port.replyListOffset)
         assertEquals(51, port.replyListLimit)
         assertEquals(true, replies.hasNext)
+        assertEquals(101L, replies.replies.first().writerId)
     }
 
     @Test