post_install() {
    echo ":: Add yourself to the uucp group to access the serial ports:"
    echo "   sudo usermod -a -G uucp \$USER"
    echo "   sudo udevadm control --reload-rules"
    echo "   wiki: https://docs.petoi.com"
    echo ":: Firmwares are installed at /usr/share/petoicamp-opencat/pyUI/release/"
}

pre_upgrade() {
    post_install
}
