anchor.diff:  COPY . .
   RUN npm run build
   
  -ENV BUILD_NUMBER ${BUILD_NUMBER:-1_0_0}
  -ENV GIT_REF ${GIT_REF:-dummy}
   RUN export BUILD_NUMBER=${BUILD_NUMBER} && \
  -    export GIT_REF=${GIT_REF} && \
  -    npm run record-build-info
  +        export GIT_REF=${GIT_REF} && \
  +        npm run record-build-info
   
   RUN npm prune --no-audit --production
   
  
positive.code: 
  # Stage: build assets
  FROM base as build
  ARG BUILD_NUMBER
  ARG GIT_REF
  
  RUN apt-get update && \
      apt-get install -y make python g++ git
  
negative.code: 
  FROM node:16.14-bullseye-slim as base
  
  ARG BUILD_NUMBER=1_0_0
  ARG GIT_REF=not-available
  
  LABEL maintainer="HMPPS Digital Studio <info@digital.justice.gov.uk>"
  
  