yarn (install dependencies)
yarn start
Runs the app in the development mode.
Open http://localhost:3000 to view it in the browser.
The page will reload if you make edits.
You will also see any lint errors in the console.
First build for production
yarn build
Then make sure you have the appropriate GCP permissions and use gcloud command line to deploy
gcloud config set project dtpr-mvp
gcloud app deploy
The build step bundles React in production mode and optimizes the build for the best performance, and locates it in the build folder.