# Document Intelligence API - Production Dockerfile
FROM python:3.11-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first for caching
COPY requirements.txt .

# Install Python dependencies (production only)
RUN pip install --no-cache-dir \
    fastapi==0.115.0 \
    uvicorn[standard]==0.32.0 \
    python-multipart==0.0.12 \
    pydantic==2.10.0 \
    pydantic-settings==2.6.0 \
    aiofiles==24.1.0

# Copy application code
COPY app/ ./app/

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

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

# Expose port
EXPOSE 8000

# Run with production settings
CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000", "--workers", "2"]