anchor.diff:  
   ADD configs/supervisord.conf /etc/supervisor/supervisord.conf
   
  -ADD configs/nginx-default-site /etc/nginx/sites-available/default 
  +ADD configs/nginx-default-site /etc/nginx/sites-available/default
   
   
   RUN npm set progress=false
  
positive.code: ENV CHROMEDRIVER_PORT 9515
  
  ENV TMPDIR=/tmp
  
  RUN apt-get update && apt-get install -yq --fix-missing apt-utils netcat-openbsd
  RUN apt-get update && apt-get install -yq --fix-missing language-pack-en-base
  
negative.code:   && php -r "if (hash('SHA384', file_get_contents('/tmp/composer-setup.php')) \
      !== trim(file_get_contents('/tmp/composer-setup.sig'))) { unlink('/tmp/composer-setup.php'); \
      echo 'Invalid installer' . PHP_EOL; exit(1); }" \
    && php /tmp/composer-setup.php --filename=composer --install-dir=$COMPOSER_HOME
  
  ADD commands/xvfb.init.sh /etc/init.d/xvfb
  
  ADD commands/start-nginx-ci-project.sh /usr/bin/start-nginx-ci-project
  RUN chmod +x /usr/bin/start-nginx-ci-project
  