{
  config,
  lib,
  ...
}:
with lib; let
  cfg = config.nixfiles.modules.k3s;
in {
  options.nixfiles.modules.k3s = {
    enable = mkEnableOption "K3s";
  };

  config = mkIf cfg.enable {
    ark.directories = [
      "/etc/rancher/k3s"
      "/var/lib/rancher/k3s"
    ];

    services.k3s = {
      enable = true;
      role = "server";
    };

    systemd.services.k3s.environment = {
      K3S_KUBECONFIG_OUTPUT = "/etc/rancher/k3s/k3s.yaml";
      K3S_KUBECONFIG_MODE = "600";
    };
  };
}