post_install() {
    # set timezone
    ln -sf /usr/share/zoneinfo/Europe/Brussels "/etc/localtime"

    # set and generate locales, english as primary, german as secondary
    echo "LANG=en_US.UTF-8" > /etc/locale.conf
    sed 's/#en_US/en_US/' -i /etc/locale.gen
    sed 's/#de_DE/de_DE/' -i /etc/locale.gen
    locale-gen

    # set keymap
    echo 'KEYMAP=neo' > /etc/vconsole.conf
}