审批界面增加pdf，图片预览功能

yangys

2025-11-27 34428bd30b004336f9ebc93de0ebe8fae65017c9

 blade-service/blade-mdm/src/main/java/org/springblade/mdm/flow/vo/ApproveTableInfo.java

@@ -28,5 +28,5 @@
   /**
    * 数控程序编号
    */
   private String programNo;
   private String programName;
}