Fix: Use correct model name gemini-2.0-flash

Fix: Switch to non-streaming + gemini-1.5-flash to fix 429 quota errors

Fix: App no longer crashes if GEMINI_API_KEY missing - graceful error handling

Fix: Strip newline from API key to prevent illegal header value error

Fix: Migrate to google-genai SDK to resolve gRPC credential errors on HF Spaces

Add Hugging Face Spaces deployment - Dockerfile, HF README config, port 7860

Prepare for Render deployment - Add Procfile, runtime.txt, gunicorn, production logging, and deployment guides

first commit