# Base image: lightweight Python 3.9
FROM python:3.9-slim-buster

# Set container working directory
WORKDIR /app

# Copy project files into the container
COPY . /app

# Environment variable for Streamlit configuration
ENV STREAMLIT_CONFIG_DIR=/app/.streamlit

# Create the Streamlit configuration directory
RUN mkdir -p ${STREAMLIT_CONFIG_DIR}

# Install dependencies (no cache)
RUN pip install --no-cache-dir -r requirements.txt

# Default command to run the Streamlit app
CMD ["streamlit", "run", "app.py", \
     "--server.port=8501", \
     "--server.address=0.0.0.0", \
     "--server.enableXsrfProtection=false"]