post_install() {
    systemd-sysusers asf.conf
    chown -R asf: /var/lib/asf
    echo "# configuration is done in /var/lib/asf/config or ~/.config/asf depending on the service file used."
}

post_upgrade() {
    systemd-sysusers asf.conf
    chown -R asf: /var/lib/asf
}