anchor.diff:      sudo update-alternatives --set rake  /usr/bin/rake.ruby.ruby3.1
   
   WORKDIR /hackweek
  -USER frontend
  +USER hackweek
   
   ENV PATH /home/frontend/bin:$PATH
   
  
positive.code:   zypper -n clean --all
  
  # Add our user
  RUN useradd -m frontend
  
  # Configure our user
  RUN usermod -u $CONTAINER_USERID frontend
  
  # Setup sudo
  RUN echo 'frontend ALL=(ALL) NOPASSWD: ALL' >> /etc/sudoers
  
  # Disable versioned gem binary names
  RUN echo 'install: --no-format-executable' >> /etc/gemrc
  
negative.code: # docker would use it's cache for this and the following stages.
  ADD Gemfile /hackweek/Gemfile
  ADD Gemfile.lock /hackweek/Gemfile.lock
  RUN chown -R hackweek /hackweek
  
  # Install bundler
  RUN gem.ruby3.1 install bundler -v "$(grep -A 1 "BUNDLED WITH" /hackweek/Gemfile.lock | tail -n 1)"; \
  