text: // Import the functions you need from the SDKs you need
  import {initializeApp} from "firebase/app";
  import {getAuth, RecaptchaVerifier, signInWithPhoneNumber} from "firebase/auth";
  import {getAnalytics} from "firebase/analytics";
  // TODO: Add SDKs for Firebase products that you want to use
  // https://firebase.google.com/docs/web/setup#available-libraries
  
  // Your web app's Firebase configuration
  // For Firebase JS SDK v7.20.0 and later, measurementId is optional
  const firebaseConfig = {
      apiKey: "AIzaSyB7yPWUAokGZJof5akkQhjqdh2w7ujqZaM",
      authDomain: "memorify-web.firebaseapp.com",
      projectId: "memorify-web",
      storageBucket: "memorify-web.appspot.com",
      messagingSenderId: "362603321327",
      appId: "1:362603321327:web:e005c7e9b8e549a7e1481a",
      measurementId: "G-WH4LVHHLCX"
  };
  
  // Initialize Firebase
  const app = initializeApp(firebaseConfig);
  const auth = getAuth()
  const analytics = getAnalytics(app);
  
  function request_verification_code(phone) {
      window.recaptchaVerifier = new RecaptchaVerifier('recaptcha-container', {}, auth);
  
      const appVerifier = window.recaptchaVerifier;
  
      signInWithPhoneNumber(auth, phone, appVerifier)
          .then((confirmationResult) => {
              // SMS sent. Prompt user to type the code from the message, then sign the
              // user in with confirmationResult.confirm(code).
              window.confirmationResult = confirmationResult;
              // ...
          }).catch((error) => {
          // Error; SMS not sent
          // ...
      });
  }