anchor.diff:      virtualenv \
       molecule \
       ansible \
  -    docker-py \
  +    docker \
       azure-cli \
       packaging \
       msrestazure \
  -    pywinrm \ 
  +    pywinrm \
  +"
  +
  +ENV GEM_PACKAGES="\
  +    rubocop \
   "
   
   RUN \
  
positive.code:     linux-headers \
      sudo \
      rsync \
      curl \ 
      ruby \
      ruby-dev \ 
  "
  
  ENV PIP_PACKAGES="\
  
negative.code:     && rm -rf /var/cache/apk/* \
      && pip install --no-cache-dir ${PIP_PACKAGES} \
      && rm -rf /root/.cache \
      && gem install ${GEM_PACKAGES} \
      && adduser -D -h ${TEST_HOME_DIR} ${TEST_USER} \
      && usermod -aG dockremap ${TEST_USER} \
      && echo "${TEST_USER} ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers
  