anchor.diff:  
   ONBUILD COPY --chown=1001:101 $APP_PATH /app/samvera/hyrax-webapp
   ONBUILD RUN bundle install --jobs "$(nproc)"
  +ONBUILD RUN DB_ADAPTER=nulldb DATABASE_URL='postgresql://fake' bundle exec rake assets:precompile
   
   
   FROM hyrax-base as hyrax-engine-dev
  
positive.code: COPY --chown=1001:101 . /app/samvera/hyrax-engine
  
  RUN cd /app/samvera/hyrax-engine; bundle install --jobs "$(nproc)"
  
negative.code:   apk --no-cache add build-base \
    tzdata \
    nodejs \
    yarn \
    $DATABASE_APK_PACKAGE \
    $EXTRA_APK_PACKAGES
  
  