I manage my system/dotfiles through shell scripts and Chezmoi:
curl https://raw.githubusercontent.com/ishioni/dotfiles/master/setup.sh > /tmp/install && chmod +x /tmp/install && /tmp/installOr in Truenas
export ZFS_POOL=TEST && \
curl https://raw.githubusercontent.com/ishioni/dotfiles/master/setup.sh > ./install && chmod +x ./install && ./install