> For the complete documentation index, see [llms.txt](https://se4ma.gitbook.io/book/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://se4ma.gitbook.io/book/readme.md).

# Introduction

![](/files/tCPeEaD9GN3wXHklHp6h)