# Configuration for programs and services. { pkgs, ... }: { programs = { zsh.enable = true; }; services = { avahi = { enable = true; nssmdns = true; publish = { addresses = true; domain = true; enable = true; }; }; openssh = { enable = true; settings = { PasswordAuthentication = false; PermitRootLogin = "no"; }; }; }; }