比赛新增文件大小和视频时长

src/main/java/com/ai/da/mapper/primary/entity/Contestant.java

@@ -59,6 +59,15 @@ public class Contestant {
     @TableField("video_path")
     private String videoPath;
 
+    @TableField("video_duration")
+    private Integer videoDuration;
+
+    @TableField("video_size")
+    private Long videoSize;
+
+    @TableField("pdf_size")
+    private Long pdfSize;
+
     @TableField("created_at")
     private LocalDateTime createdAt;