anchor.diff: -FROM php:7.2-cli
  +FROM php:7.3-cli
   
   MAINTAINER Tobias Munk tobias@diemeisterei.de
   
  
positive.code: 
  # Install vendor
  COPY ./composer.json /repo/composer.json
  RUN composer install --prefer-dist --optimize-autoloader
  
  # Add source-code
  COPY . /repo
  
negative.code: # Install pecl extensions
  RUN pecl install \
          mongodb \
          xdebug-2.7.0RC2 && \
      docker-php-ext-enable \
          mongodb.so \
          xdebug
  