Update app.py to change model directory and filename for Llama 3.2-1B, replace requests with huggingface_hub for model downloading, and add print statements for debugging. Modify requirements.txt to include huggingface_hub and ensure proper package installation.
Enhance app.py to load environment variables from .env, update model path and URL for Llama 3.2, and improve model download process with authorization support. Update Dockerfile comments for clarity and add python-dotenv to requirements.txt.