nixos-config/modules/system/services/actualbudget/default.nix

{ config, lib, ... }:
let
  cfg = config.custom.services.actualbudget;
in
{
  options.custom.services.actualbudget = {
    enable = lib.mkEnableOption "";
    domain = lib.mkOption {
      type = lib.types.nonEmptyStr;
      default = "";
    };
    port = lib.mkOption {
      type = lib.types.port;
      default = 8888;
    };
  };

  config = lib.mkIf cfg.enable {
    meta.ports.list = [ cfg.port ];

    users = {
      groups.actual = { };
      users.actual = {
        isSystemUser = true;
        group = config.users.groups.actual.name;
      };
    };

    services.actual = {
      enable = true;
      settings = {
        hostname = "localhost";
        inherit (cfg) port;
      };
    };
  };
}