First, setup a .env file with the following info:
NEXT_PUBLIC_API_KEY=
NEXT_PUBLIC_AUTH_DOMAIN=
NEXT_PUBLIC_PROJECT_ID=
NEXT_PUBLIC_STORAGE_BUCKET=
NEXT_PUBLIC_MESSAGING_SENDER_ID=
NEXT_PUBLIC_APP_ID=
NEXT_PUBLIC_MEASUREMENT_ID=
then run
yarn installto install all the dependenciesyarn devto start a dev serveryarn buildto build the app for production.