anchor.diff:  
   RUN echo "memory_limit=1024M" > /usr/local/etc/php/conf.d/memory-limit.ini
   
  +RUN apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
  +
   WORKDIR /var/www/html
   
   VOLUME /var/www/html/var
  
positive.code: FROM php:7.0-apache
  
  MAINTAINER Fu Cheng <alexcheng1982@gmail.com>
  
  
negative.code:     && docker-php-ext-install intl \
      && docker-php-ext-install xsl \
      && docker-php-ext-install soap \
      && requirementsToRemove="libpng12-dev libmcrypt-dev libcurl3-dev libpng12-dev libfreetype6-dev libjpeg-turbo8-dev" \
      && apt-get purge --auto-remove -y $requirementsToRemove
  
  COPY ./auth.json /var/www/.composer/
  RUN chsh -s /bin/bash www-data
  RUN chown -R www-data:www-data /var/www
  RUN su www-data -c "cd /var/www/html && composer install"
  RUN cd /var/www/html \
      && find . -type d -exec chmod 770 {} \; \
      && find . -type f -exec chmod 660 {} \; \
      && chmod u+x bin/magento
  
  COPY ./bin/install-magento /usr/local/bin/install-magento
  RUN chmod +x /usr/local/bin/install-magento
  