Alpine Linux: setup user and docker for Proxmox

alpine-setup.sh

#!/bin/sh

USERNAME="EDIT_THIS"
PASSWORD="EDIT_THIS"

# add community repo
sed '/community/ {s/^#//; q;}' /etc/apk/repositories > tempfile && mv tempfile /etc/apk/repositories
apk update

# install sudo (alternative to doas)
#apk add sudo

# create user with sudo access
#echo '%wheel ALL=(ALL) ALL' > /etc/sudoers.d/wheel
adduser -D $USERNAME
echo "$USERNAME:$PASSWORD" | chpasswd
#adduser $USERNAME wheel

# install docker
apk add docker docker-compose
rc-update add docker default
service docker start

# give user permission
addgroup $USERNAME docker

# install qemu-guest-agent (for Proxmox)
apk add qemu-guest-agent
#echo 'GA_PATH="/dev/vport2p1"' >> /etc/conf.d/qemu-guest-agent
rc-update add qemu-guest-agent
service qemu-guest-agent start