refactor: final 삭제 및 setter 제거

Author: dohy-eon

src/main/java/dmu/dasom/api/domain/news/dto/NewsResponseDto.java

@@ -10,19 +10,19 @@
 public class NewsResponseDto {
 
     @Schema(description = "소식 ID", example = "1")
-    private final Long id;
+    private Long id;
 
     @Schema(description = "뉴스 제목", example = "제목")
-    private final String title;
+    private String title;
 
     @Schema(description = "뉴스 내용", example = "내용")
-    private final String content;
+    private String content;
 
     @Schema(description = "작성일", example = "2025-02-14T12:00:00")
-    private final LocalDateTime createdAt;
+    private LocalDateTime createdAt;
 
     @Schema(description = "뉴스 이미지 URL", example = "http://example.com/image.jpg", nullable = true)
-    private final String imageUrl;
+    private String imageUrl;
 
     public NewsResponseDto(Long id, String title, String content, LocalDateTime createdAt, String imageUrl) {
         this.id = id;

src/main/java/dmu/dasom/api/domain/news/entity/NewsEntity.java

@@ -9,7 +9,6 @@
 import lombok.*;
 
 @Getter
-@Setter
 @Entity
 @NoArgsConstructor
 @AllArgsConstructor