anchor.diff:  WORKDIR                             $INSTALL_PATH
   ADD Gemfile                         $INSTALL_PATH
   ADD Gemfile.lock                    $INSTALL_PATH
  -ADD *.gemspec 		$INSTALL_PATH
  +ADD rest-ftp-daemon.gemspec 		$INSTALL_PATH
   RUN bundle install --system --without="development test" -j4
   
   
  
positive.code: # Docker headers
  FROM ruby:2.3.0-slim
  MAINTAINER Bruno MEDICI <opensource@bmconseil.com>
  
  
  # Environment
  
negative.code: 
  # App run
  EXPOSE 3000
  CMD ["bin/rest-ftp-daemon", "-c", "/etc/rftpd.yml", "-f", "start"]
  