post_install() {
 echo ">>> GNOME-Keysign requires a working Avahi local server."
 echo ">>> Enable it executing 'systemctl enable avahi-daemon'"
 echo ">>> If you want to also use Bluetooth you need to install"
 echo ">>> the optional dependency python-pybluez and enable the"
 echo ">>> Bluetooth daemon with 'systemctl enable bluetooth'"
}

post_upgrade() {
    post_install
}