feat : 이어 학습하기에 imgUrl 추가

Author: MODUGGAGI

src/main/java/learningFlow/learningFlow_BE/converter/ResourceConverter.java

@@ -200,6 +200,7 @@ public static ResourceResponseDTO.RecentlyWatchedEpisodeDTO convertToRecentlyWat
 
         return ResourceResponseDTO.RecentlyWatchedEpisodeDTO.builder()
                 .episodeId(currentEpisode.getId())
+                .imgUrl(userCollection.getCollection().getCollectionImgUrl())
                 .collectionId(userCollection.getCollection().getId())
                 .collectionTitle(userCollection.getCollection().getTitle())
                 .resourceSource(extractResourceSource(currentEpisode.getResource().getUrl()))

src/main/java/learningFlow/learningFlow_BE/web/dto/resource/ResourceResponseDTO.java

@@ -88,6 +88,7 @@ public static class ProgressResponseDTO {
     public static class RecentlyWatchedEpisodeDTO {
         Long episodeId;
         Long collectionId;
+        String imgUrl;
         String collectionTitle;
         String resourceSource;
         Integer episodeNumber;