anchor.diff:  
   FROM ubuntu:18.04 as base
   
  +ARG DUMB_INIT_VERSION="1.2.1"
  +
   ENV PUPPERWARE_ANALYTICS_ENABLED=false \
  -    DUMB_INIT_VERSION="1.2.1" \
       PUPPETDB_POSTGRES_HOSTNAME="postgres" \
       PUPPETDB_POSTGRES_PORT="5432" \
       PUPPETDB_POSTGRES_DATABASE="puppetdb" \
  
positive.code: 
  ADD https://raw.githubusercontent.com/puppetlabs/pupperware/1a81f54cca38d9cc9ac4c2d124757cf9d909752c/shared/ssl.sh \
      https://raw.githubusercontent.com/puppetlabs/wtfc/6aa5eef89728cc2903490a618430cc3e59216fa8/wtfc.sh \
      docker/puppetdb/docker-entrypoint.sh \
      docker/puppetdb/healthcheck.sh \
      /
  
negative.code: RUN apt-get update && \
      apt-get install --no-install-recommends -y wget ca-certificates curl dnsutils netcat && \
      chmod +x /ssl.sh /wtfc.sh /docker-entrypoint.sh /healthcheck.sh && \
      dpkg -i dumb-init_"$DUMB_INIT_VERSION"_amd64.deb
  
  # VOLUME definitions are always at end of Dockerfile to capture all written data
  