FROM python:3.8 RUN mkdir /root/app/ WORKDIR /root/app/ RUN pip install pika COPY . . ENV PYTHONPATH "${PYTHONPATH}:/root/app/" EXPOSE 5000 CMD ["bash", "-c", "while ! curl -s rabbitmq:15672 > /dev/null; do echo waiting for rabbitmq; sleep 3; done; python -u new_task.py"]