Merge pull request #123 from Team-Shaka/fix/122

🐛 Fix: 알림 생성이 필요한 로직들에서 userId를 지정하도록 수정

Author: HyoBN

src/main/java/treehouse/server/api/comment/business/CommentService.java

@@ -169,7 +169,7 @@ public CommentResponseDTO.CommentIdResponseDto createComment(User user, Long tre
 
         //알림 생성
         NotificationRequestDTO.createNotification notificationRequest = new NotificationRequestDTO.createNotification();
-        notificationRequest.setReceiverId(post.getWriter().getId()); // 여기서 receiver 설정 (예시)
+        notificationRequest.setReceiverId(post.getWriter().getUser().getId()); // 여기서 receiver 설정 (예시)
         notificationRequest.setTargetId(post.getId());
         notificationRequest.setType(NotificationType.COMMENT); // 알림 타입 설정 (예시)
         notificationService.createNotification(user, treehouseId, notificationRequest, null);

src/main/java/treehouse/server/api/post/business/PostService.java

@@ -307,7 +307,7 @@ public String reactToPost(User user, Long treehouseId, Long postId, PostRequestD
 
         //알림 생성
         NotificationRequestDTO.createNotification notificationRequest = new NotificationRequestDTO.createNotification();
-        notificationRequest.setReceiverId(post.getWriter().getId()); // 여기서 receiver 설정 (예시)
+        notificationRequest.setReceiverId(post.getWriter().getUser().getId()); // 여기서 receiver 설정 (예시)
         notificationRequest.setTargetId(post.getId());
         notificationRequest.setType(NotificationType.POST_REACTION); // 알림 타입 설정 (예시)
         notificationService.createNotification(user, treehouseId, notificationRequest, savedReaction.getReactionName());