Help >> Welcome Guide >> Install a Package >> Open Installer Type "Nuclide" in the search bar. "searching packages for nuclide" After finding the package, verify that it is from Facebook, then click "Install." It will take a bit of time for the package to download and install. Be patient.
Firebase is a cloud service which is now part of Google. Its initial function was their Firebase Real-Time Database, but now they offer many more services including hosting which we'll need to deploy our React app. So, if you don't already have an account, go tohttps://firebase.google.com/and sign up. Don't worry you won't need a credit card if you sign up for the Spark Plan.