{ pkgs, ... }:
pkgs.dockerTools.buildImage {
  name = "prometheus";
  fromImage = import ../base { inherit pkgs; };

  copyToRoot = pkgs.buildEnv {
    name = "root";
    paths = with pkgs; [ prometheus ];
    pathsToLink = [ "/bin" ];
  };

  config = {
    Entrypoint = [ "/bin/prometheus" ];
    ExposedPorts = {
      "9090/tcp" = { };
    };
  };
}