nix/nixos/common/services/gnupg-agent.nix

{pkgs, cfg, ... }: {
  services.pcscd.enable = true;
  
  programs.gnupg.agent = {
    enable = true;
    enableSSHSupport = true;
    enableBrowserSocket = true;
    enableExtraSocket = true;
    pinentryFlavor = "tty";
  };

  environment.systemPackages = with pkgs; [
    pinentry-curses
    gpg-tui
    gnupg
  ];
}