anchor.diff:    apk del curl &&\
     rm -rf /var/cache/apk/*
   
  +# Download and deploy the Java EE WAR
   ADD https://${ARTI}/list/libs-release-local/com/huettermann/web/1.0.0/all-1.0.0.war /opt/tomcat/webapps/all.war
   RUN chmod 755 /opt/tomcat/webapps/*.war
   
   # Set environment
   ENV CATALINA_HOME /opt/tomcat
   
  -# Launch Tomcat on startup
  +# Start Tomcat on startup
   CMD ${CATALINA_HOME}/bin/catalina.sh run
positive.code: FROM openjdk:8-jre-alpine
  LABEL maintainer "michael@huettermann.net"
  ARG ARTI
  
  # Expose web port
  
negative.code: ENV TOMCAT_VERSION_MAJOR 8
  ENV TOMCAT_VERSION_FULL  8.5.16
  
  # Download, install, housekeeping
  RUN apk add --update curl &&\
    apk add bash &&\
    mkdir /opt &&\
    curl -LO http://mirror.netcologne.de/apache.org/tomcat/tomcat-${TOMCAT_VERSION_MAJOR}/v${TOMCAT_VERSION_FULL}/bin/apache-tomcat-${TOMCAT_VERSION_FULL}.tar.gz &&\
    gunzip -c apache-tomcat-${TOMCAT_VERSION_FULL}.tar.gz | tar -xf - -C /opt &&\
    rm -f apache-tomcat-${TOMCAT_VERSION_FULL}.tar.gz &&\
    ln -s /opt/apache-tomcat-${TOMCAT_VERSION_FULL} /opt/tomcat &&\
  