update readme, add prepare for sever env

huangmingming

2023-01-30 b86e0372092ebd79e7f579e424ffb54b2585402f

1
2
3
4
5
6
7
8
p m    p.m.
pm    p.m.
p.m.
p.m    p.m.
am    a.m.
a.m.
a.m    a.m.
a m    a.m.