anchor.diff:  EXPOSE 6600 6680 1704 1705 5555/udp
   
   ENTRYPOINT ["/usr/bin/dumb-init", "/entrypoint.sh"]
  -CMD ["mopidy"]+CMD ["mopidy"]
  
positive.code:     gstreamer1.0-plugins-ugly \
      gstreamer1.0-pulseaudio \
      libasound2-dev \
      python-dev \
      python-gst-1.0 \
      python3-gst-1.0 \
      build-essential \
      libdbus-glib-1-dev \
      libgirepository1.0-dev \
      dleyna-server \
    && rm -rf /var/lib/apt/lists/*
  
  # Make python3-gst-1.0 available to non-Debian Python 3.7 installation
  RUN ln -s /usr/lib/python3/dist-packages/gi /usr/local/lib/python3.7/site-packages/gi
  
  # Install libspotify-dev from apt.mopidy.com
  RUN wget -q -O - https://apt.mopidy.com/mopidy.gpg \
  
negative.code: FROM debian:stable
  
  # Switch to the root user while we do our changes
  USER root
  
  # Install GStreamer and other required Debian packages
  RUN apt-get update \
    && apt-get install -y --no-install-recommends \
      wget \
      gnupg2 \
      git \
      python3-setuptools \
      python3-pip \
      dumb-init \
      graphviz-dev \
      gstreamer1.0-plugins-bad \
  