生成图表的工具

https://github.com/seflless/diagrams

例子：

UA->WB: /entry
WB-->UA: 302 INFO?appid=<>&redirect=WB/entry
note left of UA: 2
UA->INFO:
INFO-->UA: 302 WX?appid=<>&redirect_uri=INFO&state=<>
note left of UA: 3
UA->WX:
note right of WX: Authorization Yes!
WX-->UA: 302 INFO?code=<>&state=<>&appid=<>
note left of UA: 4
UA->INFO:
INFO->>WX: /access_token?code=<>&appid=<>
WX-->>INFO: access_token,openid
note right of WX: 150ms+
INFO->>WX: /userinfo?access_token=<>&openid=<>
WX-->>INFO: userinfo-json
note right of WX: 160ms+
INFO-->UA: 302 WB/entry?userinfo=JWT(userinfo-json)
note left of UA: 5
UA->WB: /entry?userinfo=JWT(userinfo-json)
WB-->UA: OK