Build a chatbot with huggingFace

Hi,

I want to build a chatbot using hf.conversation. There is a reference to it in the documentation, but I can't find it in the library. Can you help me?

![hf chatCompletion](https://github.com/huggingface/huggingface.js/assets/36681261/fcc1cc5f-a6ba-4c15-b21e-071764f35d35)
