anchor.diff:  
   # Copy scripts and configuration into place.
   RUN \
  -  find ./script -regextype posix-extended -regex '^.+\.(rb|sh)\s*$' -exec bash -c 'f=`basename "{}"`; mv -v "{}" "/usr/local/bin/${f%.*}"' \; && \
  +  find ./script -type f -name '*.sh' | while read f; do echo 'n' | cp -iv "$f" "/usr/local/bin/`basename ${f%.sh}`" 2>/dev/null; done && \
  +  find ./script -type f -name '*.rb' | while read f; do echo 'n' | cp -iv "$f" "/usr/local/bin/`basename ${f%.rb}`" 2>/dev/null; done && \
     rm -rf ./script
   
   # Define entrypoint script.
  
positive.code: # http://github.com/tenstartups/notifier-docker
  #
  
  FROM ruby:slim
  
  MAINTAINER Marc Lennox <marc.lennox@gmail.com>
  
  
negative.code:   DEBIAN_FRONTEND=noninteractive \
    TERM=xterm-color
  
  # Install packages.
  RUN apk --update add build-base ruby-dev bash curl nano wget
  
  # Install ruby gems.
  RUN gem install colorize hipchat rest-client slack-notifier --no-ri --no-rdoc
  