https://blog.wongcw.com/2018/12/13/android%e6%ba%90%e4%bb%a3%e7%a2%bc%e6%b7%bb%e5%8a%a0fuchsia-sdk%e5%92%8cfuchsia%e8%a8%ad%e5%82%99%e6%94%af%e6%8c%81/