https://blog.wongcw.com/2022/01/30/%e6%b7%ba%e8%ab%87unicode-14-0%e4%b8%ad%e7%82%ba%e4%bb%80%e9%ba%bc%e6%9c%83%e6%9c%89%e6%87%b7%e5%ad%95%e7%94%b7%e4%ba%ba%e7%9a%84emoji%ef%bc%9f/