Dockerfile

FROM python:3.9

WORKDIR /app

COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

COPY . .

EXPOSE 7860

# Run Gunicorn for Flask in background, Streamlit in foreground
CMD gunicorn -b 0.0.0.0:8000 app:app & \
    streamlit run main.py --server.port=7860 --server.address=0.0.0.0