React Deployment Instructor Notes Objectives Add a build pack to a heroku project Add environment variables How do you add a react build back to a heroku project Create a new react application Create a heroku project with a react build pack heroku create --buildpack https://github.com/mars/create-react-app-buildpack.git Run npm i Delete yarn.lock Commit all changes Deploy to heroku git push heroku master Visit deployed site How do you add environment variables Add environment variables echo "REACT_APP_MESSAGE=Hello from development" > .env.development echo "REACT_APP_MESSAGE=Hello from production" > .env.production Environment variables MUST start with REACT_APP_ What other information can you store in enviroment variables? Access enviroment variables from React process.env.REACT_APP_MESSAGE Commit changes and deploy to heroku
