A preprocessor bring cms to mdbook.
bash
cargo install mdbook-cms
```bash
[book] authors = [] language = "en" multilingual = false src = "src"
[build] create-missing = false
[preprocessor.cms]
title = "meta"
[output.html.fold] enable = true level = 0
```
When you run
bash
mdbook serve
Or
bash
mdbook build
this will also walk your mdbook src dir and generate the book summary in /path/to/your/mdbook/src/SUMMARY.md