{ pkgs, config, ... }:
let
    fqdn = "charm.${config.networking.hostName}.${config.networking.domain}";
in {
  services.charm.enable = true;
  environment.systemPackages = [
    pkgs.charm
  ];
  environment.variables = {
    CHARM_HOST = "${config.networking.fqdn}";
  };
  networking.hosts = {
    "127.0.0.1" = [ "${fqdn}" ];
  };
}