审批界面增加pdf，图片预览功能

yangys

2025-11-27 34428bd30b004336f9ebc93de0ebe8fae65017c9

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package org.springblade.mdm.commons.contants;
 
public class DictBizConstants {
    /**
     * 控制系统字典key
     */
    public static final String CONTROL_SYSTEM = "machine_control_system";
 
 
}