fix: Response 시, SpotifyId를 String 타입으로 반환 #3

Author: zizi0308

src/main/java/org/dfbf/soundlink/domain/emotionRecord/dto/response/EmotionRecordUpdateResponseDTO.java

@@ -4,7 +4,7 @@
 
 public record EmotionRecordUpdateResponseDTO(
         Long recordId,
-        Long spotifyId,
+        String spotifyId,
         String title,
         String artist,
         String albumImage,
@@ -14,7 +14,7 @@ public record EmotionRecordUpdateResponseDTO(
     public static EmotionRecordUpdateResponseDTO fromEntity(EmotionRecord record) {
         return new EmotionRecordUpdateResponseDTO(
                 record.getRecordId(),
-                record.getSpotifyMusic().getSpotifyId(),
+                String.valueOf(record.getSpotifyMusic().getSpotifyId()),
                 record.getSpotifyMusic().getTitle(),
                 record.getSpotifyMusic().getArtist(),
                 record.getSpotifyMusic().getAlbumImage(),

src/main/java/org/dfbf/soundlink/domain/emotionRecord/dto/response/SpotifyMusicResponseDTO.java

@@ -2,10 +2,10 @@
 
 import org.dfbf.soundlink.domain.emotionRecord.entity.SpotifyMusic;
 
-public record SpotifyMusicResponseDTO(Long spotifyId, String title, String artist, String albumImage) {
+public record SpotifyMusicResponseDTO(String spotifyId, String title, String artist, String albumImage) {
     public static SpotifyMusicResponseDTO fromEntity(SpotifyMusic music) {
         return new SpotifyMusicResponseDTO(
-                music.getSpotifyId(),
+                String.valueOf(music.getSpotifyId()),
                 music.getTitle(),
                 music.getArtist(),
                 music.getAlbumImage()