网上内容挺多，需要注意的是库的链接问题，推荐先使用 linuxdeployqt 打包，然后再生成 deb 包。
- https://lichtg.github.io/post/022.html
- https://segmentfault.com/a/1190000021515882
- https://bhavyanshu.me/how-to-make-debian-packages-for-qt-c-based-applications/11/09/2014/
- https://www.cnblogs.com/magicdmer/p/13457843.html
- https://www.codeleading.com/article/61314366839/
- https://daimajiaoliu.com/daima/6cbabac1eb47409
- http://hoppenheit.info/blog/2016/where-to-put-application-icons-on-linux/
- https://wiki.freepascal.org/Debian_package_structure