anchor.diff:  RUN ~/bin/composer require \
           "drupal/backup_db ${DRUPAL_BACKUP_DB_VERSION}" \
           "drupal/advagg ${DRUPAL_ADVAGG_VERSION}" \
  +        "drupal/security_review ${DRUPAL_SECURITY_REVIEW_VERSION}" \
           "drupal/workbench_moderation ${DRUPAL_WORKBENCH_MODERATION_VERSION}"
   
   # Install Bootstrap base theme
   RUN ~/bin/composer require \
           "drupal/bootstrap ${DRUPAL_BOOTSTRAP_VERSION}"
  -
  -# Install non-'stable' ... aka 'dev' ... Composer packages
  -RUN ~/bin/composer config minimum-stability dev && \
  -    ~/bin/composer require \
  -        "drupal/security_review ${DRUPAL_SECURITY_REVIEW_VERSION}"
   
   # Install mysql2sqlite
   RUN curl "https://raw.githubusercontent.com/dumblob/mysql2sqlite/${MYSQL2SQLITE_VERSION}/mysql2sqlite" > ~/bin/mysql2sqlite && \
  
positive.code: #    https://developers.google.com/speed/pagespeed/module/build_ngx_pagespeed_from_source
  ##########
  
  RUN apt-get install --no-install-recommends --no-install-suggests -y build-essential zlib1g-dev libpcre3 libpcre3-dev unzip \
    && set -x \
    && cd \
    && NGINX_VERSION=$(nginx -v 2>&1 | sed 's#.*/##') \
    && PS_NGX_EXTRA_FLAGS=$(nginx -V 2>&1 | awk '/configure arguments:/{$1=""; $2=""; print}') \
    && curl -LO https://github.com/pagespeed/ngx_pagespeed/archive/release-${NPS_VERSION}-beta.zip \
    && unzip release-${NPS_VERSION}-beta.zip  \
    && cd ngx_pagespeed-release-${NPS_VERSION}-beta/  \
    && curl -LO https://dl.google.com/dl/page-speed/psol/${NPS_VERSION}.tar.gz  \
    && tar -xzvf ${NPS_VERSION}.tar.gz  \
    && cd  \
    && curl -LO http://nginx.org/download/nginx-${NGINX_VERSION}.tar.gz  \
    && tar -xvzf nginx-${NGINX_VERSION}.tar.gz  \
    && cd nginx-${NGINX_VERSION}/  \
    && echo ./configure --add-dynamic-module=$HOME/ngx_pagespeed-release-${NPS_VERSION}-beta $PS_NGX_EXTRA_FLAGS > /tmp/runit  \
    && sh /tmp/runit  \
    && rm /tmp/runit \
    && make \
    && install -pv ./objs/ngx_pagespeed.so /etc/nginx/modules/  \
    && cd \
    && rm -rf release-${NPS_VERSION}-beta.zip ngx_pagespeed-release-${NPS_VERSION}-beta/ nginx-${NGINX_VERSION}.tar.gz nginx-${NGINX_VERSION}/ \
    && apt-get remove -y build-essential zlib1g-dev libpcre3-dev unzip
  
  # Clean up space and unneeded packages
  
negative.code: 
  ############# Versions
  
  # NGINX: https://hub.docker.com/_/nginx/ 1.13.3
  # DRUPAL_SECURITY_REVIEW: as of 9/8/2016, is a dev dependency (https://packagist.drupal-composer.org/packages/drupal/security_review#dev-8.x-1.x), which needs 'git clone'
  # NPS: https://developers.google.com/speed/pagespeed/module/release_notes
  ENV NGINX_VERSION="1.13.3-1~jessie" \
      DRUSH_MAJOR_VERSION="8" \
      VIDEO_EMBED_FIELD_VERSION="^1.5" \
      DRUPAL_WORKBENCH_MODERATION_VERSION="^1.2" \
      DRUPAL_BACKUP_DB_VERSION="^1.2" \
      DRUPAL_ADVAGG_VERSION="^3.2" \
      DRUPAL_BOOTSTRAP_VERSION="^3.5" \
      MYSQL2SQLITE_VERSION="1b0b5d610c6090422625a2c58d2c23d2296eab3a" \
      DRUPAL_SECURITY_REVIEW_VERSION="^1.3" \
      NPS_VERSION="1.12.34.2" \
      NPS_STREAM="stable"
  
  ########################
  ######## ROOT ##########
  