anchor.diff:  # Liquidsoap
   ######################################################################
   
  -# Install Liquidsoap from the testing repository
  -RUN echo "\ndeb http://http.debian.net/debian testing main" >> /etc/apt/sources.list
  -RUN echo "Package: *\nPin: release a=testing\nPin-Priority: -10" > /etc/apt/preferences
  -RUN apt-get update
  -RUN apt-get install -y -t testing liquidsoap liquidsoap-plugin-opus
  +# Install Liquidsoap
  +RUN apt-get install -y liquidsoap liquidsoap-plugin-opus
   
   # Download sample song
   RUN wget http://www.jonobacon.org/files/freesoftwaresong/jonobacon-freesoftwaresong2.ogg
  
positive.code: FROM debian:latest
  
  RUN apt-get update
  
  ######################################################################
  # Icecast
  
negative.code: # Script
  ######################################################################
  
  RUN apt-get install -y python3 python3-pip
  RUN pip3 install Flask
  RUN echo "from flask import Flask\nfrom flask import make_response\nimport time\napp = Flask(__name__)\n\n@app.route('/auth', methods=['POST'])\ndef auth():\n    # Start Liquidsoap here\n    time.sleep(1)\n    resp = make_response('', 200)\n    resp.headers['icecast-auth-user'] = 1\n    return resp\n\nif __name__ == '__main__':\n    app.run()" > /home/user/auth.py
  
  