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/*

# Hugging Face Spaces requires a non-root user
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

WORKDIR $HOME/app

# Copy requirements first for better Docker caching
COPY --chown=user server/requirements.txt ./requirements.txt
RUN pip install --no-cache-dir -r requirements.txt

# Copy all environment code
COPY --chown=user . $HOME/app/

# Set PYTHONPATH correctly
ENV PYTHONPATH="$HOME/app:$PYTHONPATH"

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

# Expose HF Space port
EXPOSE 7860

# Run the FastAPI server (Updated to 7860)
CMD ["uvicorn", "server.app:app", "--host", "0.0.0.0", "--port", "7860"]