anchor.diff:      make install && \
       \
       apk del --purge .build-deps && \
  -    npm cache clean && \
  +    npm cache verify && \
       rm -rf /tmp/* ~/.npm
   
   EXPOSE 40772
  
positive.code: RUN set -eux && \
      apk add --no-cache \
        bash \
        nodejs \
        coreutils \
        libusb \
        pcsc-lite \
  
negative.code: FROM node:8.9-alpine
  
  LABEL maintainer='amaya <mail@sapphire.in.net>'
  
  