<!-- ATTENTION! IF YOU DON'T FILL OUT THE FOLLOWING INFORMATION WE MIGHT CLOSE YOUR ISSUE WITHOUT INVESTIGATING. 如果你不填充下面的内容,我们可能会直接关闭你的 issue。 If you want to fast resolve your issue, WRITE IT IN ENGLISH, please. Not all contributors/collaborators know Chinese language and Google translate can't always give true translates on issues. Thanks! You may delete this recomendations and use template which is placed below. --> ### I agree and want to create new issue <!-- (我确认我已经查看了) --> <!-- Check all with [x] (把 [ ] 换成 [X] 来选择) --> - [x] Yes, I was on [Hexo Docs page](https://hexo.io/docs/), especially on [Templates](https://hexo.io/docs/templates.html), [Variables](https://hexo.io/docs/variables.html), [Helpers](https://hexo.io/docs/helpers.html) and [Troubleshooting](https://hexo.io/docs/troubleshooting.html). - [x] Yes, I was on [NexT Documentation Site](http://theme-next.org/docs/). - [x] And yes, I already searched for current [issues](https://github.com/theme-next/hexo-theme-next/issues?utf8=%E2%9C%93&q=is%3Aissue) and this is not help to me. *** [mermaid](https://mermaidjs.github.io/) is a simple markdown-like script language for generating charts from text via javascript. flowchart, sequence diagram, gantt diagram~ Is there a plan to support mermaid?