Phase 8: Update predictor.py to load models from Hugging Face Hub with local fallback (usman-ai-dev/urdu-sentiment-xlmr, usman-ai-dev/urdu-emotion-xlmr)

Migrate backend to FastAPI and complete Phase 6 API routes (/analyze, /analytics, /detect-language, /live-feed, /health)

Phase 5 Backend Complete: Added predictor & Flask app, fixed label mapping, applied multi-GPU fix, removed comments

Phase 1: Environment setup and training pipeline