anchor.diff:  
   RUN [ "$SENTRY_BUILD" != '' ] \
       # Install node to build assets
  -    && export NODE_VERSION=4.4.5 \
  +    && export NODE_VERSION=4.6.0 \
       && export GNUPGHOME="$(mktemp -d)" \
       # gpg keys listed at https://github.com/nodejs/node
       && for key in \
  
positive.code: ENV PIP_DISABLE_PIP_VERSION_CHECK on
  
  # grab gosu for easy step-down from root
  ENV GOSU_VERSION 1.9
  RUN set -x \
      && apt-get update && apt-get install -y --no-install-recommends wget && rm -rf /var/lib/apt/lists/* \
      && wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)" \
  
negative.code:     && apt-get purge -y --auto-remove wget
  
  # grab tini for signal processing and zombie killing
  ENV TINI_VERSION v0.10.0
  RUN set -x \
      && apt-get update && apt-get install -y --no-install-recommends wget && rm -rf /var/lib/apt/lists/* \
      && wget -O /usr/local/bin/tini "https://github.com/krallin/tini/releases/download/$TINI_VERSION/tini" \
  