[improvement]: provide docs in AFFiNE or a demo

[JK-Wang]

1~3 main use cases of the proposed improvement

AFFiNE is really amazing!! Here is some proposes in my view:

1. gitbook is good, but not perfect
2. maybe there should be a demo for refer

Ideas for solution

we can write introduce or manual docs in AFFiNE to show many feature and usage

what types of users can benefit from using your proposed improvement

AFFiNE beginner

Additional context

No response

[DiamondThree]

Thanks, we expect the online demo to be available on August 12.

[HeJiachen-PM]

Hello! Intros are airways welcomed. You may find us for support in discord or telegram channel and the link can be found in our readme.

[tzhangchi]

The #AFFiNE live demo is here：https://affine.pro/ More details to know how to play with it: https://blog.affine.pro/posts/the-affine-live-demo-is-here-with-15-reasons-from-the-team-why-you-should-try Any issue welcome to submit on Github: https://github.com/toeverything/AFFiNE Welcome to contact us for any suggestions & feedback for using our live demo✨