anchor.diff:  RUN chmod +x /yona/entrypoints/*.sh
   
   ## yona home directory mount point from host to docker container
  -VOLUME ["/yona/source", "/yona/data"]
  +VOLUME yona/data
   WORKDIR /yona
   
   ## yona service port expose from docker container to host
  
positive.code: RUN \
    echo "deb http://ppa.launchpad.net/webupd8team/java/ubuntu trusty main" | tee /etc/apt/sources.list.d/webupd8team-java.list && \
    echo "deb-src http://ppa.launchpad.net/webupd8team/java/ubuntu trusty main" | tee -a /etc/apt/sources.list.d/webupd8team-java.list && \
    apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys EEA14886 && \
    apt-get update && \
    echo oracle-java8-installer shared/accepted-oracle-license-v1-1 select true | /usr/bin/debconf-set-selections && \
    apt-get install -y oracle-java8-installer oracle-java8-set-default unzip && \
    rm -rf /var/cache/oracle-jdk8-installer && apt-get clean && rm -rf /var/lib/apt/lists/*
  
  ## Timezone
  RUN echo "Asia/Seoul" > /etc/timezone && dpkg-reconfigure -f noninteractive tzdata
  
negative.code: 
  ## install yona
  RUN cd /yona/downloads && \
      wget --no-check-certificate $YONA_DOWNLOAD_URL && \
      unzip -d /yona/release yona-v$YONA_VERSION-bin.zip && \
      mv /yona/release/yona-$YONA_VERSION /yona/release/yona && \
      rm -f yona-v$YONA_VERSION-bin.zip
  