anchor.diff:  FROM phusion/baseimage:latest
   
   MAINTAINER B. van Berkum <dev@dotmpe.com>
  +
  +ARG BUILD_DATE=
  +ARG BUILD_CODE=
  +ARG IMAGE_NAME=
  +ARG GIT_COMMIT=
  +#ARG VERSION=
   
   LABEL \
     org.label-schema.description="Lots of dev tooling and a user setup" \
  
positive.code: RUN locale-gen en_US.UTF-8
  
  # Fancy up (root) env
  ENV TREEBOX_USER=$username \
    TREEBOX_BUILD_ID=$BUILD_CODE \
    TREEBOX_IMAGE="$IMAGE_NAME" \
    TREEBOX_SRC="$SRC_BRANCH:$GIT_COMMIT" \
    TREEBOX_TAG=$DOCKER_TAG \
    TREEBOX_SCM=$SCM_TYPE \
    TREEBOX_SCM_BRANCH=$GIT_BRANCH \
  
negative.code: # XXX: Idem for user env?
  ENV \
    TREEBOX_IMAGE="$IMAGE_NAME" \
    TREEBOX_SRC="$SOURCE_BRANCH:$GIT_COMMIT" \
    LANG=en_US.UTF-8
  
  # Id: x-docker/0.0.2-dev
  