firebase-config.js

import { initializeApp } from "firebase/app";
import { getFirestore } from "@firebase/firestore";

const firebaseConfig = {
  apiKey: process.env.REACT_APP_apiKey,
  authDomain: process.env.REACT_APP_authDomain,
  projectId: process.env.REACT_APP_projectId,
  storageBucket: process.env.REACT_APP_storageBucket,
  messagingSenderId: process.env.REACT_APP_messagingSenderId,
  appId: process.env.REACT_APP_appId,
  measurementId: process.env.REACT_APP_measurementId,
};
const app = initializeApp(firebaseConfig);

export const db = getFirestore(app);