anchor.diff:  WORKDIR     /app
   
   # Keep dependencies on its own Docker FS Layer
  -# To avoid dependencies reinstall at each code change
  +# To avoid reinstall of all dependencies each time code changes
   COPY        Pipfile* setup-pip.sh /app/
   RUN         ./setup-pip.sh \
           &&  pipenv install --system --skip-lock
  
positive.code: COPY        frontend /app/frontend/
  
  RUN         cd /app/frontend \
          &&  make dev-from-scratch \
          &&  make version \
          &&  make build \
          &&  mkdir -p /www \
  
negative.code:                     make \
                      musl-dev \
                      nodejs \
                      python2 \
                      python3-dev
  
  # Install frontend high level dependencies
  