FROM python:3.9-slim

# Create a non-root user
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user
WORKDIR $HOME/app

# Copy and install dependencies
COPY --chown=user requirements.txt requirements.txt
RUN pip install --no-cache-dir -r requirements.txt

# Copy application files
COPY --chown=user . .

# Expose the application port
EXPOSE 7860

# Run the application
CMD ["python", "app.py"]