anchor.diff:  USER docker
   WORKDIR /home/docker
   
  -ENTRYPOINT ["/opt/install/docker-wrapper.sh"]+ENTRYPOINT ["/opt/install/docker-wrapper.sh"]
  
positive.code:   python3-pil \
    python3-pip \
    python3-reportlab \
    python3-venv
  
  RUN apt-get install -y --no-install-recommends \
    file \
    imagemagick \
    parallel \
    pdftk
    
  # Virtualenv for python
  RUN pyvenv /appenv \
  
negative.code: RUN . /appenv/bin/activate; \
    pip3 install --upgrade pip \
    && pip3 install --upgrade pypdf2
  
  # Clean
  RUN apt-get autoremove -y && apt-get clean -y
  