Autodoc generation with quartodoc (#2419)

* quartodoc integration

* quartodoc progress

* deletions

* Update docs/.gitignore to exclude auto-generated API documentation files

* Fix

* more autodoc progress

* moving reference up near the top of the sidebar

* fix broken link

* update to reflect recent changes

* pydantic models refactor + add to autodoc + fixes

* fix

* shrinking header sizes

* fix accidental change

* include quartodoc build step

* update pre-commit version

* update pylint

* pre-commit

---------

Co-authored-by: Dan Saunders <dan@axolotl.ai>

README.md

@@ -97,6 +97,7 @@ That's it! Check out our [Getting Started Guide](https://axolotl-ai-cloud.github
 - [Multi-GPU Training](https://axolotl-ai-cloud.github.io/axolotl/docs/multi-gpu.html)
 - [Multi-Node Training](https://axolotl-ai-cloud.github.io/axolotl/docs/multi-node.html)
 - [Multipacking](https://axolotl-ai-cloud.github.io/axolotl/docs/multipack.html)
+- [API Reference](https://axolotl-ai-cloud.github.io/axolotl/docs/api/) - Auto-generated code documentation
 - [FAQ](https://axolotl-ai-cloud.github.io/axolotl/docs/faq.html) - Frequently asked questions
 
 ## 🤝 Getting Help