anchor.diff:  #   Set correct environment variables.
   ENV HOME /root
   
  -#   Initialize database as part of container startup
  +#   Load startup scripts
   RUN mkdir -p /etc/my_init.d
   ADD deploy/boot/initdb.sh /etc/my_init.d/initdb.sh
   RUN chmod +x /etc/my_init.d/initdb.sh
  +ADD deploy/boot/load_secrets.sh /etc/my_init.d/load_secrets.sh
  +RUN chmod +x /etc/my_init.d/load_secrets.sh
   
   #   Use baseimage-docker's init process.
   CMD ["/sbin/my_init"]
  -
  -#   Build system and git.
  -#   NOTE  - passenger docker documentation incorrectly lists "pb_build" as the build directory
  -#RUN /build/utilities.sh
  -#   Ruby support.
  -#RUN /build/ruby2.1.sh
  -#   Python support.
  -#RUN /build/python.sh
  -#   Node.js and Meteor support.
  -#RUN /build/nodejs.sh
   
   #   Expose Nginx HTTP service
   EXPOSE 80
  
positive.code: RUN mkdir /home/app/webapp
  ADD . /home/app/webapp
  RUN chmod -R 0777 /home/app/webapp
  
  #   Install npm
  WORKDIR /home/app/webapp
  
negative.code: ADD deploy/nginx/webapp.conf /etc/nginx/sites-enabled/webapp.conf
  ADD deploy/nginx/rails-env.conf /etc/nginx/main.d/rails-env.conf
  
  #   Install AWS tools
  RUN apt-get update
  RUN apt-get install zip -y
  RUN curl "https://s3.amazonaws.com/aws-cli/awscli-bundle.zip" -o "awscli-bundle.zip"
  RUN unzip awscli-bundle.zip
  RUN ./awscli-bundle/install -i /usr/local/aws -b /usr/local/bin/aws
  
  #   Run Bundle in a cache efficient way
  WORKDIR /tmp
  ADD Gemfile /tmp/
  