anchor.diff:  RUN pacman --noconfirm -Scc
   
   # Optimise pacman database
  -RUN pacman-optimize
  +RUN pacman-optimize  --nocolor
   
   # Housekeeping
   RUN rm -f /etc/pacman.d/mirrorlist.pacnew
  
positive.code: ENV LANG=en_GB.utf8
  
  # Create install script
  RUN touch                            /usr/local/bin/vca-install-package && \
    chmod +x                           /usr/local/bin/vca-install-package && \
    echo '#! /bin/sh'               >> /usr/local/bin/vca-install-package && \
    echo 'set -e'                   >> /usr/local/bin/vca-install-package && \
    echo 'pacman --noconfirm -S $@' >> /usr/local/bin/vca-install-package && \
    echo 'pacman --noconfirm -Scc'  >> /usr/local/bin/vca-install-package && \
    echo 'pacman-optimize'          >> /usr/local/bin/vca-install-package
  
  # Create uninstall script
  RUN touch                                                 /usr/local/bin/vca-uninstall-package && \
  
negative.code:   echo 'if [ ! -z "$(pacman -Qtdq)" ]; then'           >> /usr/local/bin/vca-uninstall-package && \
    echo '  pacman --noconfirm -Rns $(pacman -Qtdq);'    >> /usr/local/bin/vca-uninstall-package && \
    echo 'fi'                                            >> /usr/local/bin/vca-uninstall-package && \
    echo 'pacman-optimise  --nocolor'                    >> /usr/local/bin/vca-uninstall-package
  