FROM python:3.9

# Create a user to avoid running as root
RUN useradd -m -u 1000 user
USER user

# Add Python bin path to environment
ENV PATH="/home/user/.local/bin:$PATH"

# Set working directory
WORKDIR /app

# Copy files
COPY --chown=user . /app

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

# Run Streamlit app on Hugging Face-required port (7860)
CMD ["streamlit", "run", "streamlit_app.py", "--server.port=7860", "--server.address=0.0.0.0"]