完成开始上课的todo：查询课包信息

lisy

2023-07-20 8b031a2a2965726ab1d3e1e2f448302530e1a531

 cloud-server-course/src/main/java/com/dsh/course/mapper/PostCourseVideoMapper.java

@@ -13,4 +13,5 @@
 */
public interface PostCourseVideoMapper extends BaseMapper<PostCourseVideo> {


}