# BookWyrm Worker Container - Production Optimized
# Celery background task processor

FROM bookwyrm-base AS bookwyrm-worker

# Switch to root for system package installation
USER root

# Install only supervisor for worker management
RUN apt-get update && apt-get install -y --no-install-recommends \
    supervisor \
    && rm -rf /var/lib/apt/lists/* \
    && apt-get clean \
    && apt-get autoremove -y

# Install Celery in virtual environment
RUN /opt/venv/bin/pip install --no-cache-dir celery[redis]

# Copy worker-specific configuration
COPY supervisord-worker.conf /etc/supervisor/conf.d/supervisord.conf
COPY entrypoint-worker.sh /entrypoint.sh

# Set permissions efficiently
RUN chmod +x /entrypoint.sh \
    && mkdir -p /var/log/supervisor /var/log/celery \
    && chown -R bookwyrm:bookwyrm /var/log/celery \
    && chown -R bookwyrm:bookwyrm /app

# Health check for worker
HEALTHCHECK --interval=60s --timeout=10s --start-period=60s --retries=3 \
    CMD /opt/venv/bin/celery -A celerywyrm inspect ping -d celery@$HOSTNAME || exit 1

# Run as root to manage celery via supervisor
USER root

ENTRYPOINT ["/entrypoint.sh"]
CMD ["supervisord", "-c", "/etc/supervisor/conf.d/supervisord.conf"]