anchor.diff: -FROM ubuntu:xenial
  +FROM ubuntu:cosmic
   MAINTAINER Shahriyar Imanov <shehi@imanov.me>
   
   WORKDIR /home/audith
  
positive.code:     done
  
  ENV NPM_CONFIG_LOGLEVEL info
  ENV NODE_VERSION 6.11.3
  ENV NPM_VERSION 4
  
  RUN curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/node-v$NODE_VERSION-linux-x64.tar.xz" \
      && curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/SHASUMS256.txt.asc" \
  
negative.code:         build-essential \
          curl \
          optipng \
          python \
      && apt-get clean \
      && apt-get autoremove -y
  
  