【後で確認】Redhat系へのRedmineインストール方法
https://akabeko.me/blog/2022/03/redmine-setup/
https://vertys.net/centos-install-newly-and-create-redmine-environment/
https://serverbuild.net/2020/03/12/centos8-redmine-howtoinstall/
https://qiita.com/waokitsune/items/522ab56519235e7fef87