FROM python:3.11-slim

# Create a non-root user for security
RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:${PATH}"

WORKDIR /home/user/app

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

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

# Expose port 7860 (Hugging Face default)
EXPOSE 7860

# Start the server
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]