anchor.diff:  #   Ruby support
   #RUN /pd_build/ruby-2.3.*.sh
   #RUN /pd_build/ruby-2.4.*.sh
  -# RUN /pd_build/ruby-2.5.*.sh \
  -# 	&& bash -lc 'rvm install ruby-2.5.3' \
  -# 	&& bash -lc 'rvm --default use ruby-2.5.3'
  +RUN /pd_build/ruby-3.0.2.sh \
  +	&& bash -lc 'rvm install ruby-3.0.2' \
  +	&& bash -lc 'rvm --default use ruby-3.0.2'
   #RUN /pd_build/ruby-2.6.*.sh
   #RUN /pd_build/jruby-9.2.*.sh
   #   Python support.
  
positive.code: # sure you lock down to a specific version, not to `latest`!
  # See https://github.com/phusion/passenger-docker/blob/master/Changelog.md for
  # a list of version numbers.
  FROM phusion/passenger-customizable:1.0.12
  # Or, instead of the 'full' variant, use one of these:
  #FROM phusion/passenger-ruby23:<VERSION>
  #FROM phusion/passenger-ruby24:<VERSION>
  
negative.code: RUN mkdir -p /whatsopt 
  WORKDIR /whatsopt
  
  COPY Gemfile ./ 
  
  RUN bundle config without staging,production \
  	&& bundle install --jobs 20 --retry 5
  
  COPY . ./
  