F2的开发文档都标记的废弃

[wangzhipeng-vicky]

• [ ] I have searched the issues of this repository and believe that this is not a duplicate.

Reproduction link

https://www.yuque.com/antv/f2/2021f2

Steps to reproduce

f2的开发文档都标记的废弃，且4.0的新文档也404 F2 4.0 新官网 http://f2-next.antv.vision）

Environment	Info
f2	5.0.20
System	-
Browser	-

[LeeZChuan]

好像没看到最新的官网与demo链接

[tangying1027]

最新官网： https://f2.antv.antgroup.com/ 4.x官网：https://f2-v4.antv.vision/zh

[wangzhipeng-vicky]

微信小程序原生使用，不用jsx感觉很难用，放弃了 用echart把