anchor.diff:  FROM ubuntu:18.04
   
   ENV DEBIAN_FRONTEND noninteractive
  -ENV STENCILA_CLI_VERSION v0.33.4
   
   # apt dependencies from gconf-service onwards are for puppeteer support for Stencila CLI
   RUN apt-get update \
  
positive.code:       xdg-utils \
        wget
  
  # Add the NPM13 repository and then install nodejs/npm. Must be done after the previous step since curl is required
  RUN curl -sL https://deb.nodesource.com/setup_13.x | bash - \
   && apt-get update \
   && apt-get install -y \
  
negative.code:  && apt-get clean \
   && rm -rf /var/lib/apt/lists/*
  
  RUN npm install @stencila/encoda@0.85.3
  
  RUN pip3 install gunicorn
  
  RUN useradd -ms /bin/bash director
  WORKDIR /home/director
  