fix:创建作品修复

backend-java/src/main/java/com/competition/modules/pub/service/PublicCreationService.java

@@ -27,6 +27,7 @@ public class PublicCreationService {
     public UgcWork submit(Long userId, String originalImageUrl, String voiceInputUrl, String textInput) {
         UgcWork work = new UgcWork();
         work.setUserId(userId);
+        work.setTitle("未命名作品");
         work.setStatus("draft");
         work.setOriginalImageUrl(originalImageUrl);
         work.setVoiceInputUrl(voiceInputUrl);