Gemini API File Search is now multimodal

The Gemini API file search has been updated to multimodal, allowing for more flexible and accurate search results. This change is significant for developers who use the Gemini API, as it will improve their overall experience. The update is now live, and developers can start using the new multimodal search functionality. To take advantage of this update, developers should review the Gemini API documentation and update their code accordingly.