firebase-config.js

// Import the functions you need from the SDKs you need
import { initializeApp } from 'firebase/app';
import { initializeAuth } from 'firebase/auth';
import { getReactNativePersistence } from "firebase/auth/react-native";
import AsyncStorage from "@react-native-async-storage/async-storage";
import { getFirestore } from 'firebase/firestore';
import { getStorage } from 'firebase/storage';
import { 
  FIREBASE_APIKEY,
  FIREBASE_AUTHDOMAIN,
  FIREBASE_PROJECTID,
  FIREBASE_STORAGEBUCKET,
  FIREBASE_MESSAGEINGSENDERID,
  FIREBASE_APPID,
} from '@env';

// Your web app's Firebase configuration
const firebaseConfig = {
  apiKey: FIREBASE_APIKEY,
  authDomain: FIREBASE_AUTHDOMAIN,
  projectId: FIREBASE_PROJECTID,
  storageBucket: FIREBASE_STORAGEBUCKET,
  messagingSenderId: FIREBASE_MESSAGEINGSENDERID,
  appId: FIREBASE_APPID,
};

// Initialize Firebase
const app = initializeApp(firebaseConfig);

export const auth = initializeAuth(app, {
  persistence: getReactNativePersistence(AsyncStorage)
});

export const db = getFirestore(app);
export const storage = getStorage(app)