Creates a new Gemini audio translation capability adapter.
Owning provider instance used for initialization checks and merged config access.
Initialized Google GenAI SDK client.
Executes a Gemini audio translation request.
Unified translation request envelope.
Optional multimodal execution context. Unused directly in this adapter.
Optionalsignal: AbortSignalOptional cancellation signal.
Provider-normalized translated chat message artifacts.
Adapts Gemini audio translation responses into ProviderPlaneAI's normalized chat artifact surface.
Gemini does not expose a dedicated translation endpoint, so this adapter sends audio plus an instruction prompt through
models.generateContent.