在做其他项目的时候有在安卓端添加ddns-go,想到有人可能需要安卓版用于IPV6等环境下将手机当做服务器，所以顺带提出一个安卓项目
内部顺带集成了gateway-go 用于补充手机没有公网情况下的远程访问使用
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