course模块：补充 课包排课记录 mapper和service

lisy

2023-08-11 c321a119aa3dd4ff4bfa30b795b7f5386675f10c

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package com.dsh.course.service;
 
import com.baomidou.mybatisplus.extension.service.IService;
import com.dsh.course.entity.Img;
 
public interface IImgService extends IService<Img> {
}