> ## Documentation Index
> Fetch the complete documentation index at: https://docs.instructorphp.com/llms.txt
> Use this file to discover all available pages before exploring further.

# V0.12.8

* composer.json cleanup
* MessageRole now supports OpenAI 'developer' role, other drivers recognize and properly convert it
* Removed missed dependency on experimental code in one of Structure traits
* Moved tests into subpackage-specific directories
* Added tests for EventDispatcher class
* Added tests for Message class
* Added tests for Messages class