Merge remote-tracking branch 'remotes/origin/hotfixes_v5.0.5_20250211_updates' into dev_v5.0.6

examcloud-core-questions-service/src/main/java/cn/com/qmth/examcloud/core/questions/service/impl/ExportThemisPaperServiceImpl.java

@@ -672,6 +672,9 @@ public class ExportThemisPaperServiceImpl implements ExportThemisPaperService {
                     if (questionAudio == null) {
                         throw new StatusException("音频标签错误");
                     }
+                    if (!questionAudio.getFileSuffixes().trim().equals("mp3")) {
+                        throw new StatusException("音频文件格式只能是MP3");
+                    }
                     block.setValue(questionAudio.getId() + "." + questionAudio.getFileSuffixes());
                     blocks.add(block);
                     hasAudio = true;