feat(apple-ai): support Apple's Foundation Models framework with local-first and cloud Gemini fallback#1855

peterfriese merged 10 commits into

wwdc26-previewfirebase/quickstart-ios:wwdc26-previewfrom

peterfriese/firebase-ai/quickstartfirebase/quickstart-ios:peterfriese/firebase-ai/quickstartCopy head branch name to clipboard