refactor of mtSecKill
add makefile to make esay on wsl2/windows/apple. you have go env , just do
# windows
$ make windows
# linux/Ubuntu
$ make linux
# apple
$ make darwin
$ make clean
mts -h
## 茅台京东秒杀.
mts
mts jd
## 茅台天猫秒杀, 暂时不支持~~~
mts tm