The structure of this repo is based on a bare git repo with $HOME as the working directory, as described here and in some random HN comments.
The main install script is here.
To set up the ssh agent, use: ln -sfFn $SSH_AUTH_SOCK ~/.ssh/ssh_auth_sock
Create my user:
sudo adduser ikhor
sudo usermod -aG sudo ikhor
Nopassword sudoers: ikhor ALL=NOPASSWD: ALL