anchor.diff:  ADD ./docker/nginx.conf /etc/nginx/nginx.conf
   ADD ./docker/server.key /etc/ssl/private/server.key
   ADD ./docker/server.crt /etc/ssl/certs/server.crt
  +
  +# Cleanup
  +RUN apt-get remove -y npm nodejs-legacy ruby-bundler && apt-get autoremove -y
  
positive.code:   apt-get -y --force-yes install bash apt-utils python-pip \
    python-dev build-essential git software-properties-common \
    python-software-properties libpq-dev libpcre3 libpcre3-dev \
    nodejs npm
  
  # Install Nginx.
  RUN DEBIAN_FRONTEND='noninteractive' add-apt-repository ppa:nginx/stable && apt-get update
  
negative.code: # PIP INSTALL APPLICATION
  RUN cd /home/app/django && pip install -r requirements/production.txt && find . -name '*.pyc' -delete
  
  # Compile assets
  RUN cd /home/app/django &&  \
      npm install bower gulp && \
      bundle install && \
      npm prune && npm update && \ 
      $(npm bin)/bower --allow-root prune && $(npm bin)/bower --allow-root install && \
      $(npm bin)/gulp build
  
  # Collect static
  RUN cd /home/app/django && python manage.py collectstatic --noinput --settings=cla_frontend.settings.production
  
  