Use HF_API_KEY secret for model download via os.environ

Add Dockerfile to run Streamlit app

Add root-level app.py to run Streamlit app

Delete Dockerfile

Restore streamlit_app.py with proper code

Update src/streamlit_app.py

Update src/streamlit_app.py

Fix duplicate import line in streamlit_app.py

Add EfficientNetV2 77-class inference model

Add inference package init file

Update streamlit_app.py with DeepECG PDF interface

Update requirements with necessary dependencies for DeepECG model

initial commit

Duplicate from streamlit/streamlit-template-space