response body 수정

Author: kim-gyurin

src/main/java/toy/tweet/dto/summary/TweetSummary.java

@@ -5,10 +5,11 @@
 
 import java.time.LocalDateTime;
 
-public record TweetSummary(Long tweetId, String nickname, String handle, String content, LocalDateTime createdAt) {
+public record TweetSummary(Long tweetId, Long userId, String nickname, String handle, String content, LocalDateTime createdAt) {
     public static TweetSummary from(Tweet tweet) {
         return new TweetSummary(
                 tweet.getId(),
+                tweet.getUser().getUserId(),
                 tweet.getUser().getNickname(),
                 tweet.getUser().getHandle(),
                 tweet.getContent(),