Translation with AI API Keys

[DottChen]

Clear and concise description of the problem

Support inline translation with a hotkey after setting the API key from providers like OpenAI/Claude/etc.

Suggested solution

Something like what the browser plugin Immersive Translation's doing would be good.

Alternative

No response

Additional context

No response

Validations

• [X] Check that there isn't already an issue that request the same feature to avoid creating a duplicate.