Start by cloning the spa_react_javascript_hello-world_react-router-6 repository on its starter branch:

git clone -b starter git@github.com:auth0-developer-hub/spa_react_javascript_hello-world.git

Change your current directory to spa_react_javascript_hello-world_react-router-6

cd spa_react_javascript_hello-world

Install the project dependencies

npm install

Run the React application on http://localhost:4040

npm start