Environment Variable Environment Variable There is a file called ".env" in the project files that holds all the environment variables used in the app. .env// FOR FIREBASE AUTHENTICATIONREACT_APP_FIREBASE_APT_KEY =REACT_APP_FIREBASE_AUTH_DOMAIN =REACT_APP_FIREBASE_DATABASE_URL =REACT_APP_FIREBASE_PROJECT_ID =REACT_APP_FIREBASE_STORAGE_BUCKET =REACT_APP_FIREBASE_MESSAGING_SENDER_ID =REACT_APP_FIREBASE_APP_ID =REACT_APP_FIREBASE_MEASUREMENT_ID =// FOR AUTH0 AUTHENTICATIONREACT_APP_AUTH0_CLIENT_ID =REACT_APP_AUTH0_DOMAIN = Reference https://create-react-app.dev/docs/adding-custom-environment-variables (opens in a new tab) Last updated on January 13, 2024Folder StructureSidebar Navigation