anchor.diff:  VOLUME ["/var/lib/unifi", "/var/log/unifi"]
   
   # execute the controller by using the init script and the `init` option of Docker
  -ENTRYPOINT ["/usr/lib/unifi/bin/unifi.init"]
  +ENTRYPOINT ["/sbin/tini", "--", "/usr/lib/unifi/bin/unifi.init"]
   CMD ["start"]
  
positive.code:         mongodb-server \
          procps \
      && apt-get clean -qy \
      && rm -rf /var/lib/apt/lists/*
  
  # Import GPG key
  RUN apt-key adv  \
      --keyserver hkp://keyserver.ubuntu.com \
      --recv 4A228B2D358A5094178285BE06E85760C0A52C50
  
  
  # Install Ubiquiti UniFi Controller
  
negative.code: FROM openjdk:8-jre-slim
  
  ARG DEBIAN_FRONTEND=noninteractive
  ARG TINI_VERSION=v0.16.1
  
  # Install Ubiquiti UniFi Controller dependencies
  RUN apt-get update \
  