certd/packages/core/basic/src/utils/util.id.ts

import { customAlphabet } from "nanoid";

export const randomNumber = customAlphabet("1234567890", 4);
export const simpleNanoId = customAlphabet("1234567890abcdefghijklmopqrstuvwxyzABCDEFGHIJKLMOPQRSTUVWXYZ", 12);