docs: removed outdated tutorial.md (#555)

* docs: removed outdated tutorial.md

Signed-off-by: Paul S. Schweigert <paul@paulschweigert.com>

* dropping additional references to tutorial.md

Signed-off-by: Paul S. Schweigert <paul@paulschweigert.com>

---------

Signed-off-by: Paul S. Schweigert <paul@paulschweigert.com>

Author: psschwei

CONTRIBUTING.md

@@ -424,7 +424,6 @@ print(m.last_prompt())
 ### Documentation
 
 - **[Docs writing guide](docs/docs/guide/CONTRIBUTING.md)** - Conventions, PR checklist, and review process for documentation contributions
-- **[Tutorial](docs/tutorial.md)** - Comprehensive guide to Mellea concepts
 - **[API Documentation](https://docs.mellea.ai)** - Published documentation site
 - **[Test Markers Guide](test/MARKERS_GUIDE.md)** - Detailed pytest marker documentation
 - **[AGENTS.md](AGENTS.md)** - Guidelines for AI assistants working on Mellea internals
@@ -452,4 +451,4 @@ Help us improve this guide by opening a PR with your additions!
 
 ---
 
-Thank you for contributing to Mellea! 🎉
+Thank you for contributing to Mellea! 🎉

README.md

@@ -182,11 +182,6 @@ if __name__ == "__main__":
 ```
 
 
-
-## Tutorial
-
-See the [tutorial](docs/tutorial.md)
-
 ## Contributing
 
 We welcome contributions to Mellea! There are several ways to contribute: