{ self, ... }:
{
  services.openssh = {
    enable = true;

    settings = {
      ClientAliveInterval = 300;
      KbdInteractiveAuthentication = false;
      PasswordAuthentication = false;
      PermitRootLogin = "no";
    };
  };

  users.users.root.openssh.authorizedKeys.keys = builtins.attrValues {
    inherit (import "${self}/lib/ssh/keys.nix") error javalsai;
  };
}