nix-config/systems/common/core/default.nix

{ inputs, outputs, configLib, ... }: {
  imports = (configLib.scanPaths ./.)
    ++ [ inputs.home-manager.nixosModules.home-manager ]
    ++ (builtins.attrValues outputs.nixosModules);

  #TODO:yubikey-> services.yubikey-agent.enable = true;

  security.sudo.extraConfig = ''
    Defaults timestamp_timeout=120 # only ask for password every 2h
    # Keep SSH_AUTH_SOCK so that pam_ssh_agent_auth.so can do its magic.
    # Defaults env_keep + =SSH_AUTH_SOCK
  '';

  home-manager.extraSpecialArgs = { inherit inputs outputs; };

  nixpkgs = {
    # you can add global overlays here
    overlays = builtins.attrValues outputs.overlays;
    config = {
      allowUnfree = true;
    };
  };

  hardware.enableRedistributableFirmware = true;
}