$ rails new parkrun-pro -d=postgresql -c=bootstrap
$ cd parkrun-pro
$ touch .yarnrc.yml
(add nodeLinker: node-modules to .yarnrc.yml)
(Delete the pnp files)
$ yarn install (node_modules appears)
$ bundle
$ rails db:migrate
$ bin/dev

$ bin/rails generate authentication $ bin/rails db:migrate

rails c User.create! email_address: "dan@gmail.com", password: "foobar", password_confirmation: "foobar"

mkdir app/views/users touch app/views/users/index.html

rails g model Run name:index gender:index agegroup:index time:integer:index

to run system tests ensure chromium-browser installed:
$ chromium-browser --version
$ sudo apt install chromium-chromedriver