FROM python:3.12-slim

WORKDIR /app

# Install dependencies
COPY pyproject.toml .
RUN pip install --no-cache-dir .

# Copy application
COPY server.py .

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD python -c "import httpx; httpx.get('http://localhost:8000/health').raise_for_status()"

EXPOSE 8000

CMD ["python", "server.py"]