o1-preview model support

[wonrax]

GitHub recently announced that they now allow o1-preview model usage through Copilot¹. I tried setting the model to o1-preview in the config but it doesn't work, saying that the model is not supported.

Footnotes

1. https://github.blog/news-insights/product-news/try-out-openai-o1-in-github-copilot-and-models/ ↩

[pidgeon777]

There is an open issue here:

#419