{ pkgs, ... }: { services = { printing = { enable = true; openFirewall = true; drivers = with pkgs; [ epson-escpr # Greece, Athens, Home ]; }; avahi = { enable = true; nssmdns4 = true; ipv6 = true; nssmdns6 = true; openFirewall = true; }; }; environment.persistence."/persist" = { directories = [ "/var/lib/cups/ppd" ]; files = [ "/var/lib/cups/printers.conf" ]; }; }