增加pdf，xlsx，docx文件预览功能

yangys

2025-12-03 b4d10ff7535002dddb63a0b28ddb37fee7ed1e9d

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package org.springblade.mdm.program.mapper;
 
import org.springblade.mdm.program.entity.ProgramSeq;
 
import java.util.List;
 
public interface ProgramSeqMapper{
    void insert(ProgramSeq entity);
}