anchor.diff:  
   WORKDIR /var/www
   
  -# Default SSH key name
  -ENV SSH_KEY_NAME id_rsa
  -# ssh-agent proxy socket (requires docksal/ssh-agent)
  -ENV SSH_AUTH_SOCK /.ssh-agent/proxy-socket
  -# Set TERM so text editors/etc. can be used
  -ENV TERM xterm
  -# Allow PROJECT_ROOT to be universally used in fin custom commands (inside and outside cli)
  -ENV PROJECT_ROOT /var/www
  +ENV \
  +	# Default SSH key name
  +	SSH_KEY_NAME=id_rsa \
  +	# ssh-agent proxy socket (requires docksal/ssh-agent)
  +	SSH_AUTH_SOCK=/.ssh-agent/proxy-socket \
  +	# Set TERM so text editors/etc. can be used
  +	TERM=xterm \
  +	# Allow PROJECT_ROOT to be universally used in fin custom commands (inside and outside cli)
  +	PROJECT_ROOT=/var/www
   
   # Starter script
   ENTRYPOINT ["/opt/startup.sh"]
  
positive.code: # Home directory for bundle installs
  ENV BUNDLE_PATH .bundler
  
  ENV COMPOSER_VERSION 1.3.0
  ENV DRUSH_VERSION 8.1.10
  ENV DRUPAL_CONSOLE_VERSION 1.0.0-rc16
  ENV MHSENDMAIL_VERSION 0.2.0
  ENV WPCLI_VERSION 1.1.0
  ENV MG_CODEGEN_VERSION 1.4
  RUN \
      # Composer
      curl -sSL "https://github.com/composer/composer/releases/download/${COMPOSER_VERSION}/composer.phar" -o /usr/local/bin/composer && \
  
negative.code:     ln -s $HOME/.zprezto/runcoms/zshrc $HOME/.zshrc
  
  # Install nvm and a default node version
  ENV NVM_VERSION=0.33.0 \
  	NODE_VERSION=6.10.0 \
  	NVM_DIR=$HOME/.nvm
  RUN \
      curl -sSL https://raw.githubusercontent.com/creationix/nvm/v${NVM_VERSION}/install.sh | bash && \
      . $NVM_DIR/nvm.sh && \
  