Fix 502 timeout: Upload returns immediately, processing starts on first status check

Optimize: Visual-only mode for HuggingFace Spaces

Performance: Optimize visual analysis for HuggingFace Spaces

Fix: Use /tmp for temp and outputs directories

Fix: Use /tmp for cache directories to resolve permission errors

fix: Use app directory for cache to resolve HuggingFace Spaces permissions

feat: Optimize model size for cloud deployment

Implement automatic visual-to-audio fallback system

Change to 5-second segments and lower score threshold for testing

Increase visual analysis timeout from 35s to 120s

Comprehensive cache directory environment variable fix

Fix HuggingFace cache directory permissions

Remove problematic chmod calls for HF Spaces compatibility

Fix file permission issues for Docker deployment

🚀 Deploy SmolVLM2 Video Highlights API