anchor.diff:  FROM ruby:2.4-alpine3.10 AS elektra
   
  -ENV OVERLAY=sucks3
  +# ENV OVERLAY=sucks
   
   # alpine3.10
   # nodejs (10.16.3-r0)
  
positive.code: RUN script/organize_plugins_gemspecs
  
  # Install the SAP Global Root CA
  # TODO: is this old stuff?
  ADD docker/certs/*.crt /usr/local/share/ca-certificates/
  RUN update-ca-certificates \
        && curl https://github.wdf.sap.corp
  
  # install gems, copy app and run rake tasks
  RUN bundle install --without "development integration_tests"
  
  ADD . /home/app/webapp
  
  # precompile assets including webpacker packs
  # We use dummy master.key to workaround the fact that
  # assets:precompile needs them but we don't want the real master.key to be built
  
negative.code: # The versions need to be kept in sync with the Gemfile.lock
  RUN apk --no-cache add build-base postgresql-dev --virtual .builddeps \
        && gem install byebug -v 9.0.6 \
        && gem install ffi -v 1.12.2 \
        && gem install json -v 1.8.6 \
        && gem install nio4r -v 2.5.2 \
        && gem install nokogiri -v 1.10.9 \
        && gem install pg -v 0.21.0 \
        && gem install puma -v 3.12.4  \
        && gem install redcarpet -v 3.4.0 \
        && gem install unf -v 0.2.0.beta2 \
        && gem install websocket-driver -v 0.7.1 \
        && gem install bindex -v 0.8.1 \
        && gem install sassc -v 2.2.1 \
        && runDeps="$( \
        scanelf --needed --nobanner --recursive /usr/local \
  