{ config, pkgs, ... }: { services.printing = { enable = true; drivers = [ pkgs.cnijfilter2 pkgs.gutenprint pkgs.gutenprintBin ]; }; services.avahi = { enable = true; nssmdns4 = true; openFirewall = true; }; hardware.sane = { enable = true; extraBackends = [ pkgs.sane-airscan ]; }; }