FROM python:3.11-slim

WORKDIR /app

# Install system dependencies for psycopg2 and lxml
RUN apt-get update && apt-get install -y --no-install-recommends \
    gcc \
    libpq-dev \
    libxml2-dev \
    libxslt-dev \
    && rm -rf /var/lib/apt/lists/*

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

# Copy application code
COPY . .

# Create data directory for SQLite (if used)
RUN mkdir -p /data

# Expose the API port
EXPOSE 8000

# Health check
HEALTHCHECK --interval=30s --timeout=5s --start-period=10s \
    CMD python -c "import httpx; r = httpx.get('http://localhost:8000/api/health'); assert r.status_code == 200"

# Run with uvicorn
CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]