shell-host/distro/distros.csv

1	# valid distros list
2	# the distro must be the name used in /etc/os-release
3	# <distro>,<core image name>,<install command>,<update command>
4	alpine,alpine, apk add --no-cache, apk update
5	debian,debian, apt-get install -y, apt-get update
6	arch, archlinux,pacman -S --noconfirm --needed, pacman -Syu
7	ubuntu, ubuntu, apt-get install -y, apt-get update