That’s a cool project.
I think it would be tough to integrate it as-is (for the whole document) because of diagram support.
I might be able to add something like:
```mindmap
# Heading
## Second level heading
...etc...
```
But adding markdown in a code block in a markdown document, in order to render a mind map feels pretty roundabout.
The syntax isn’t as convenient, but you can also use a mermaid flowchart:
I’ll think about other options