anchor.diff:  EXPOSE 80 8080 8423 9000
   
   
  -ENTRYPOINT ["/etc/init-container.sh"]
  +ENTRYPOINT ["/usr/local/bin/dumb-init", "--"]
  +CMD ["/etc/init-container.sh"]
  
positive.code:     && chmod 755 /usr/local/bin/jq \
      && rm -rf /var/cache/apk/*
  
  COPY init.sh /etc/init-container.sh
  ONBUILD COPY init.sh /etc/init-container.sh
  
  
negative.code: # install dependencies
  RUN apk update \
      && apk add gcc tar libtool zlib jemalloc jemalloc-dev perl \
      ca-certificates wget make musl-dev openssl-dev pcre-dev g++ zlib-dev curl python \
      perl-test-longstring perl-list-moreutils perl-http-message geoip-dev \
      && update-ca-certificates
  
  # openresty build
  ENV OPENRESTY_VERSION=1.9.7.3 \
  