anchor.diff:  
   RUN go get -u github.com/concourse/fly
   
  +RUN go get github.com/pivotal-cf-experimental/bosh-bootloader/bbl
  +
   RUN cd /usr/local/bin && wget -q -O pivnet \
       "$(curl -s https://api.github.com/repos/pivotal-cf/go-pivnet/releases/latest \
       |jq --raw-output '.assets[] | .browser_download_url' | grep linux | grep -v zip)" && chmod +x pivnet
  
positive.code: RUN baseURL=$(wget -q -O- https://github.com/vmware/photon-controller/releases/ | grep -m 1 photon-linux | perl -ne 'print map("$_\n", m/href=\".*?\"/g)' |  tr -d '"' | awk -F "href=" '{print$2}') && wget https://github.com$baseURL -O /usr/local/bin/photon
  RUN chmod 755 /usr/local/bin/photon
  
  RUN chown -R ops: $ENAML
  
  RUN apt-get clean && apt-get -y autoremove
  RUN rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
  
negative.code: 
  ENV HOME /home/ops
  ENV ENAML /opt/enaml
  ENV GOPATH /opt/go
  ENV GOBIN /opt/go/bin
  ENV PATH /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:$HOME/bin:/usr/local/go/bin:$GOBIN
  
  ADD update_enaml.sh /usr/local/bin
  
  