{ pkgs, lib, config, ... }:
{
  networking.firewall.allowedTCPPorts = [ 9090  # prometheus ];

  services = {
    prometheus = {
      enable = true;
      scrapeConfigs = [
        {
          job_name = "node";
          scrape_interval = "10s";
          static_configs = [
            {
              targets = [
                "localhost:9100"
              ];
            }
          ];
        }
      ];
    };
  };
}