anchor.diff:  # Sources
   ################################################################################
   FROM $BASE_IMAGE AS sources
  -COPY --from=source-gomplate /usr/local/bin/gomplate /usr/local/bin/gomplate
  -COPY --from=source-jq       /usr/local/bin/jq       /usr/local/bin/jq
  -COPY --from=source-lego     /usr/local/bin/lego     /usr/local/bin/lego
  -COPY --from=source-migrate  /usr/local/bin/migrate  /usr/local/bin/migrate
  -COPY --from=source-vault    /usr/local/bin/vault    /usr/local/bin/vault
  -COPY --from=source-yq       /usr/local/bin/yq       /usr/local/bin/yq
  +COPY --from=source-confd      /usr/local/bin/confd     /usr/local/bin/confd
  +COPY --from=source-gomplate   /usr/local/bin/gomplate  /usr/local/bin/gomplate
  +COPY --from=source-jq         /usr/local/bin/jq        /usr/local/bin/jq
  +COPY --from=source-lego       /usr/local/bin/lego      /usr/local/bin/lego
  +COPY --from=source-migrate    /usr/local/bin/migrate   /usr/local/bin/migrate
  +COPY --from=source-packer     /usr/local/bin/packer    /usr/local/bin/packer
  +COPY --from=source-terraform  /usr/local/bin/terraform /usr/local/bin/terraform
  +COPY --from=source-vault      /usr/local/bin/vault     /usr/local/bin/vault
  +COPY --from=source-yq         /usr/local/bin/yq        /usr/local/bin/yq
   
   
   ################################################################################
  
positive.code: 
  
  ################################################################################
  # Source - vault
  ################################################################################
  FROM $BASE_IMAGE AS source-vault
  
negative.code: ################################################################################
  FROM debian:stretch-slim
  
  RUN export DEPS="procps curl make net-tools netcat" \
      && apt-get update && apt-get install -yqq $DEPS \
      && apt-get clean && rm -rf /var/lib/apt/lists/*
  
  # Sources
  