A CLI tool can switch ssh account to your current shell. You will easily switch to your git account & ssh key when using the server, and using your account to manipulate the project on the server.
A setup environment tool for Ubuntu 20.04/18.04. The powerful repo that can setup packages, applications, and some config files for personal PC/NB to fun and develop.
For monitor brightness (e.g. OLED) that Ubuntu system can't control.