anchor.diff:      # Install dependencies
       apt-get -y install openjdk-8-jdk && \
       apt-get -y install \
  -      tzdata \
         curl \
  -      libjaxb-java \
         netcat-traditional \
         maven && \
         # Build keypass
  
positive.code: 
  # DB_ENDPOINT host[:port]
  ENV DB_ENDPOINT localhost
  
  ENV KEYPASS_VERSION 1.9.0
  ENV JAVA_VERSION "1.8.0"
  ENV JAVA_HOME /usr/lib/jvm/java-${JAVA_VERSION}-openjdk-amd64
  
  COPY . /opt/keypass/
  WORKDIR /opt/keypass
  
negative.code:     #echo "INFO: Cleaning unused software..." && \
      apt-get clean && \
      if [ ${CLEAN_DEV_TOOLS} -eq 0 ] ; then exit 0 ; fi && \
      # remove the same packages we installed at the beginning to build Keypass
      apt-get -y autoremove --purge && \
      # Don't need old log files inside docker images
      rm -f /var/log/*log
  