post_install() { printf $(tput bold)'Use (sudo) crontab -e and add "@reboot /usr/bin/sudo systemctl start vxray-rules-dat-updater.service" to update automatically at reboot.\n' printf 'The most up-to-date geoip.dat and geosite.dat can be found under /var/lib/vxray-rules-dat'$(tput sgr0)'\n' }