firebase-config.txt

<!-- The core Firebase JS SDK is always required and must be listed first -->
<script src="https://www.gstatic.com/firebasejs/7.21.1/firebase-app.js"></script>

<!-- TODO: Add SDKs for Firebase products that you want to use
     https://firebase.google.com/docs/web/setup#available-libraries -->
<script src="https://www.gstatic.com/firebasejs/7.21.1/firebase-analytics.js"></script>

<script>
  // Your web app's Firebase configuration
  // For Firebase JS SDK v7.20.0 and later, measurementId is optional
  var firebaseConfig = {
    apiKey: "AIzaSyBCE_PbG0Kaeemp2iE2EGPMtb0XEn3tDdc",
    authDomain: "hairdue-bf1c9.firebaseapp.com",
    databaseURL: "https://hairdue-bf1c9.firebaseio.com",
    projectId: "hairdue-bf1c9",
    storageBucket: "hairdue-bf1c9.appspot.com",
    messagingSenderId: "634104557673",
    appId: "1:634104557673:web:381c3eba5a4f60f88772f8",
    measurementId: "G-0KYRSQNP9R"
  };
  // Initialize Firebase
  firebase.initializeApp(firebaseConfig);
  firebase.analytics();
</script>