anchor.diff:  COPY cre /cre
   
   #VOLUME ["/cre/www"]
  -VOLUME ["/cre/tmp/php/packages"]
  +
   WORKDIR "/cre/tmp/php/packages"
  
positive.code: # Not loaded from cache ???
  RUN composer global require --prefer-stable --update-with-all-dependencies codeception/base
  RUN composer global require --prefer-stable --update-with-all-dependencies codeception/verify
  RUN composer global require --prefer-stable --update-with-all-dependencies codeception/specify
  RUN composer global require --prefer-stable --update-with-all-dependencies codeception/stub
  RUN composer global require --prefer-stable --update-with-all-dependencies behat/gherkin
  
  
negative.code:       OS="Ubuntu:$UBUNTU_VERSION" \
        Build_=$CRE_VERSION 
  
  VOLUME ["/cre/tmp/php/packages"]
  RUN mkdir -p /cre/tmp/php/packages
  RUN echo "{}" /cre/tmp/php/packages/composer.json
  RUN cd /cre/tmp/php/packages
  