nix-config/modules/nixos/logrotate.nix

{ ... }:
{
  services.logrotate = {
    settings = {
      header = {
        dateext = true;
        dateformat = "-%Y%m%d-%H%M";
      };

      "var/log/audit/audit.log" = {
        frequency = "daily";
        rotate = 3;
        size = "100k";
      };
    };
  };
}