anchor.diff:    build-essential \
     git-core && \
     apt-get clean && \
  -  rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && \
  -  pip install -r "${RASA_NLU_HOME}/requirements.txt"
  +  rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
  +
  +WORKDIR ${RASA_NLU_HOME}
  +
  +COPY ./requirements.txt requirements.txt
  +
  +# Split into pre-requirements, so as to allow for Docker build caching
  +RUN pip install $(tail -n +2 requirements.txt)
  +
  +COPY . ${RASA_NLU_HOME}
   
   RUN python setup.py install
   
  
positive.code: 
  ENTRYPOINT ["./entrypoint.sh"]
  CMD ["help"]
  
  
negative.code: 
  VOLUME ["${RASA_NLU_HOME}", "${RASA_NLU_PYTHON_PACKAGES}"]
  
  # Run updates, install basics and cleanup
  # - build-essential: Compile specific dependencies
  # - git-core: Checkout git repos
  