anchor.diff:  
   
   ### Stage 3 - Development root with Chromium installed for unit tests
  -FROM developBase as development
  +FROM develop-base as development
   ENV NODE_ENV=development
   WORKDIR /app
   # Copy all `node_modules` dependencies
  
positive.code: 
  
  ### Stage 5 - Base image for builds to share args and environment variables
  FROM base as buildBase
  # ARGs
  ARG API_HOST
  ARG DISCOVERY_HOST=hakken:8000
  
negative.code: 
  
  ### Stage 1 - Base image for development image to install and configure Chromium for unit tests
  FROM base as develop-base
  RUN \
    echo "http://dl-cdn.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories \
    && echo "http://dl-cdn.alpinelinux.org/alpine/edge/main" >> /etc/apk/repositories \
  