FROM python:3.10-slim

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

WORKDIR /home/user/app

# Install all dependencies in one layer
COPY --chown=user server/requirements.txt ./server_requirements.txt
COPY --chown=user client/requirements.txt  ./client_requirements.txt
RUN pip install --no-cache-dir \
    -r server_requirements.txt \
    -r client_requirements.txt

# Copy application code
COPY --chown=user server/ ./server/
COPY --chown=user client/ ./client/
COPY --chown=user docker-entrypoint.sh .
RUN chmod +x docker-entrypoint.sh

# HF Spaces public port
EXPOSE 7860

CMD ["./docker-entrypoint.sh"]