xhj/embeded-gateway: 网关代码

xhj 4d99525703 first commit		8 сар өмнө
..
impl	4d99525703 first commit	8 сар өмнө
exceptions.hpp	4d99525703 first commit	8 сар өмнө
exceptions_fwd.hpp	4d99525703 first commit	8 сар өмнө
typeof.hpp	4d99525703 first commit	8 сар өмнө