Voices in UI and available models

[arty-hlr]

Hi,

Great work on the API and UI! I just had a few questions:

Voices in the UI

I don't see an option to choose the voice in the UI, is it maybe missing?

Available models in the UI

In the UI under TTS models, I only see the following:

but here https://github.com/Blaizzy/mlx-audio/issues/1 more models are mentioned as done. Are they maybe just missing from the UI?