FROM python:3.9-slim

# Set working directory
WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first for better caching
COPY setup.py .
COPY src/api/requirements.txt ./api_requirements.txt

# Install Python dependencies
RUN pip install --no-cache-dir -e .
RUN pip install --no-cache-dir -r api_requirements.txt

# Copy source code
COPY . .

# Create non-root user
RUN useradd -m -u 1000 appuser && chown -R appuser:appuser /app
USER appuser

# Expose port
EXPOSE 8000

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8000/health || exit 1

# Run the API
CMD ["python", "src/api/run_api.py"]