编写了常用的四种pwn题部署模板文件，支持sha256 proof of work验证，支持从环境变量中设置flag。
详情可参考每个模板下的readme.md文件。
Templates for deploying pwn challenge in ctf.
There're four general templates for deploying pwn challenge, sha256 proof of work is supported, and setting flag from env is supported.
please read readme.md in each template to get more infomation.