anchor.diff:  
   RUN chown -R swellrt:swellrt $home
   
  -VOLUME $home/config $home/log $home/sessions $home/attachments
  +VOLUME $home/config $home/log $home/sessions $home/attachments $home/templates
   
   USER swellrt
   
  
positive.code: 
  WORKDIR $home
  
  RUN mkdir config log sessions attachments \
      && for i in $config_files ; do ln -s $home/config/$i . ; done \
      && ln -s $home/sessions $home/_sessions \
      && ln -s $home/attachments $home/_attachments
  
negative.code: # contain save settings for the docker image
  ADD server.config wiab-logging.conf jaas.config server.federation.config $home/config/
  
  ADD src/org/swellrt/server/velocity/*.vm \
      src/org/swellrt/server/velocity/*.properties \
      $home/templates
  ADD docker/config/* $home/config/
  ADD docker/home/* $home/
  ADD war $home/war/
  