https://blog.wongcw.com/2022/09/05/%e7%b6%93%e5%85%b8%e5%8a%9f%e8%83%bdandroid-beam%e5%b0%87%e8%a2%ab%e5%8f%96%e6%b6%88%e4%b8%8b%e4%b8%80%e4%bb%a3%e7%b3%bb%e7%b5%b1%e7%84%a1%e6%b3%95%e9%80%9a%e9%81%8enfc%e5%88%86%e4%ba%ab%e6%96%87/