anchor.diff:  RUN cd /ghost && \
     npm install --production 
   
  -
   # Define working directory.
   WORKDIR /ghost
  +
  +RUN cd /ghost && \
  +  ghostSitemap init
  +RUN (crontab -l ; echo "0 0 * * * ghostSitemap generate && ghostSitemap ping all") | crontab -
   
   # Set environment variables.
   ENV NODE_ENV production
  
positive.code: #
  
  # Pull base image (based on Debian)
  FROM node:0.10.36
  
  #Install Base package needed to install Ghost
  RUN apt-get update
  RUN apt-get install unzip
  
  
  # Install Ghost
  
negative.code: RUN chmod 755 /run-ghost.sh
  COPY config.js /ghost/config.js
  
  #Install Ghost SimeMap
  RUN npm install -g ghost-sitemap
  
  RUN useradd ghost --home /ghost -u 1000
  RUN chown -R ghost:ghost /ghost
  RUN mkdir /ghost-override
  