在/themes/butterfly/layout/includes/footer.pug文件中添加以下代码

1.framework-info
2  img(src = 'https://static.dy208.cn/o_1dfilp8ruo521thr1hvf18ji17soa.png')
3  span= ' '
4  a(href='https://beian.miit.gov.cn/')= '黔ICP备2022002429号-1'