{ ... }: {
  den.aspects.beszel = { host, ... }: {
    nixos = { lib, ... }: {
      services.beszel.agent = {
        enable = true;

        environment = {
          HUB_URL = "https://box.bug.tools";
          SYSTEM_NAME = host.name;
        };

        environmentFile = "/var/lib/beszel-agent/environment";
      };

      services.beszel.hub = lib.mkIf (host.name == "box") {
        enable = true;
        host = "0.0.0.0";
        port = 8090;
      };
    };
  };
}