anchor.diff:  # Install
   # - supervisord for monitoring
   # - nginx for reverse-proxying
  +# - sudo and passwd for creating user/giving sudo
   # - Git and development tools
   # - node.js for TTY.js
   # - PIP so we can install EasyDav dependencies
  
positive.code: # Run all processes through supervisord
  CMD ["/usr/bin/supervisord", "-c", "/etc/supervisord.conf"]
  
  RUN useradd -m researcher && gpasswd -a researcher wheel
  
  # Logs do not need to be preserved when exporting
  VOLUME ["/var/log"]
  
negative.code: RUN yum install -y \
    supervisor \
    nginx \
    sudo passwd \
    git vim-enhanced nano wget tmux screen bash-completion man \
    tar zip unzip \
    nodejs \
  