FROM python:3.10-slim

# Install system dependencies
RUN apt-get update && apt-get install -y \
    libpoppler-cpp-dev \
    libmagic1 \
    fonts-dejavu-core \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Copy requirements
COPY requirements.txt .

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

# Copy application code
COPY app.py .
COPY .env.example .env

# Expose port
EXPOSE 7860

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD python -c "import requests; requests.get('http://localhost:7860/health')" || exit 1

# Run the application
CMD ["python", "app.py"]