Add support for fine-tuning API

[logankilpatrick]

Description of the feature request:

We support fine-tuning via API keys now, this should be supported via the Node SDK as well: https://ai.google.dev/gemini-api/docs/model-tuning/tutorial?lang=python

What problem are you trying to solve with this feature?

No response

Any other information you'd like to share?

No response

[krishnaagrawal7508]

hey, I am working on this issue. Can u assign me this issue!

[mohammadshahidbeigh]

Hey @logankilpatrick, I’d love to use TypeScript to add fine-tuning support to the Node SDK. Thanks!