nixos/modules/desktop/tailscale/default.nix

{ outputs, options, config, lib, pkgs, ... }:
let cfg = config.modules.desktop.tailscale;
in {
  options.modules.desktop.tailscale = { enable = lib.mkEnableOption false; };

  config = lib.mkIf cfg.enable {
    services.tailscale = { enable = true; };
    networking.firewall.checkReversePath = "loose";
  };
}