add :: 피드조회시 미리보기 이미지도 같이

src/main/java/org/example/daedongyeojido_be/domain/feed/domain/repository/FeedRepositoryImpl.java

@@ -54,7 +54,7 @@ public FeedDetailResponse findByFeedUrl(String feedUrl) {
     public List<FeedListResponse> getFeeds() {
         return queryFactory
                 .select(Projections.constructor(FeedListResponse.class, qFeed.id, qFeed.userName,
-                        qFeed.title, qFeed.createdAt, qFeed.content))
+                        qFeed.title, qFeed.createdAt, qFeed.content, qFeed.previewImageUrl))
                 .from(qFeed)
                 .fetch();
     }

src/main/java/org/example/daedongyeojido_be/domain/feed/presentation/dto/response/FeedListResponse.java

@@ -19,4 +19,6 @@ public class FeedListResponse {
 
     private String content;
 
+    private String previewImageUrl;
+
 }