{ ... }:
{
  programs = {
    direnv = {
      enable = true;
      nix-direnv.enable = true;
    };

    nix-index = {
      enable = true;
    };

    ssh.knownHosts = {
      desktop = {
        publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPTBMydhOc6SnOdB5WrEd7X07DrboAtagCUgXiOJjLov matt@matt-nixos";
      };
      nas = {
        publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIwoHWOLSTGVif9hAhaMLl0qDA4roIzCNuyR6kyIXDOj admin@jallen-nas";
      };
    };

    zsh.enable = true;  # default shell on catalina
  };
}