Create new Rails project $PROJECT_NAME
:
$ nix-shell -p "ruby_3_0.withPackages (ps: with ps; [ rails ])" -p bundix -p sqlite \
--run "rails new $PROJECT_NAME --skip-bundle --webpacker react && \
cd $PROJECT_NAME && \
bundle config set force_ruby_platform true && \
bundle lock && \
bundix --ruby=ruby_3_0"