{
  lib,
  config,
  ...
}: let
  const = import ./const.nix;
  dataDirectory = const.dataDirectory;
in {
  config = lib.mkIf (config.services.actual.enable && config.host.impermanence.enable) {
    assertions = [
      {
        assertion = config.services.actual.settings.ACTUAL_DATA_DIR == dataDirectory;
        message = "actual data location does not match persistence";
      }
    ];
    environment.persistence."/persist/system/root" = {
      directories = [
        {
          directory = dataDirectory;
          user = "actual";
          group = "actual";
        }
      ];
    };
  };
}