nix/module/Realtime.nix

# Improve DE performance.
{ lib, config, ... }:
with lib;
let
  cfg = config.module.realtime;
in
{
  options = {
    module.realtime.enable = mkEnableOption "Realtime access.";
  };

  config = mkIf cfg.enable {
    security.pam.loginLimits = [
      {
        domain = "@users";
        item = "rtprio";
        type = "-";
        value = 1;
      }
    ];
  };
}