text: import firebase from 'firebase/app';
  import 'firebase/auth';
  import 'firebase/database';
  import 'firebase/storage';
  
  const config = {
    apiKey: process.env.REACT_APP_API_KEY,
    authDomain: `${process.env.REACT_APP_PROJECT_ID}.firebaseapp.com`,
    databaseURL: `https://${process.env.REACT_APP_PROJECT_ID}.firebaseio.com`,
    projectId: `${process.env.REACT_APP_PROJECT_ID}`,
    storageBucket: `${process.env.REACT_APP_PROJECT_ID}.appspot.com`,
    messagingSenderId: process.env.MESSAGING_SENDER_ID,
    appId: process.env.REACT_APP_APP_ID,
  };
  
  firebase.initializeApp(config);
  
  export default firebase;
  