[Infra] [Dev] what is your choice on primary language used in development?

Hi all the contributors and members who are interested in contributing, Please visit [1] to leave your opinion on the primary language used in development. Just to point out that this discussion is only on languages used in development, not documents which uses read. [1] https://gitee.com/open_euler/dashboard/issues?id=I15W9T Fred 李永乐