anchor.diff:  EXPOSE ${ACTIVEMQ_WS}
   EXPOSE ${ACTIVEMQ_UI}
   
  -CMD ["/bin/sh", "-c", "bin/activemq console"]
  +CMD ["/bin/bash", "-c", "bin/activemq console"]
  
positive.code:     && if [ "${ACTIVEMQ_SHA512_VAL}" != "$(sha512sum ${ACTIVEMQ}-bin.tar.gz | awk '{print($1)}')" ]; then \
           echo "sha512 values doesn't match! exiting." && exit 1; \
         fi \
      && mkdir /opt \
      && tar xzf ${ACTIVEMQ}-bin.tar.gz -C /opt \
      && ln -s /opt/${ACTIVEMQ} ${ACTIVEMQ_HOME} \
      && addgroup activemq \
      && adduser activemq activemq --home ${ACTIVEMQ_HOME} --disabled-login \
      && chown -R activemq:activemq /opt/${ACTIVEMQ} \
      && chown -h activemq:activemq ${ACTIVEMQ_HOME} \
      && ln -sf /usr/share/zoneinfo/${TZ} /etc/localtime \
  
negative.code: ENV ACTIVEMQ_HOME /opt/activemq
  ENV ACTIVEMQ apache-activemq-${ACTIVEMQ_VERSION}
  ENV ACTIVEMQ_DOWNLOAD_URL https://archive.apache.org/dist/activemq/${ACTIVEMQ_VERSION}/${ACTIVEMQ}-bin.tar.gz
  ENV ACTIVEMQ_SHA512_VAL 44eea78a871974267de3c9b94e1ac4a6703b9ff6a83e4db3b5338e2df1736c3c9fa716867af3be4ac55f0bdd8df40f2ae3eb96232868878e3e57247738277997
  
  
  RUN apt update \
  