Steps: 1. https://brew.sh/ 1. `brew install nvm` 1. `nvm ls-remote v18` 1. `nvm install v18` 1. `npx create-next-app --help` 1. `npx create-next-app webapp-workshop --eslint --js --use-npm --src-dir` 1. `cd webapp-workshop` 1. `echo "v18" > .nvmrc` 1. `nvm use` 1. `npm i @jest/globals @testing-library/react jest jest-environment-jsdom -D -E`