anchor.diff:  # Precompile assets
   RUN RAILS_ENV=production bundle exec rake assets:precompile --trace
   
  -# Save timestamp of image building
  -RUN date -u > BUILD_TIME
  -
   # Start up
   CMD "docker/startup.sh"
  
positive.code: FROM ruby:2.3.3
  
  # Install MySQL client
  # Source: http://dev.mysql.com/doc/mysql-apt-repo-quick-guide/en/#repo-qg-apt-repo-manual-setup
  
negative.code:     && rm -r wkhtmltox
  ADD docker/wkhtmltopdf/fontconfig.xml /etc/fonts/conf.d/10-wkhtmltopdf.conf
  
  # Set some config
  ENV RAILS_LOG_TO_STDOUT true
  
  