FROM python:3.12-slim

# Create non-root user (HF Spaces requirement)
RUN useradd -m -u 1000 user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

WORKDIR /app

# Copy and install dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy source code
COPY . .

# Install the package
RUN pip install --no-cache-dir -e .

# Switch to non-root user
USER user

# Expose port (7860 for HF Spaces)
EXPOSE 7860

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

# Run the server
CMD ["uvicorn", "dataclean_env.server.app:app", "--host", "0.0.0.0", "--port", "7860"]