{config, ...}: {
  programs.gpg = {
    enable = true;
    homedir = "${config.xdg.dataHome}/gnupg";
  };
  services.gpg-agent = {
    enable = true;
    pinentryFlavor = "gtk2";
    enableSshSupport = true;
    sshKeys = ["&4077454831C98FE4BE4A9C167186C5A63615B790"];
  };
}