const firebaseConfig = {
    apiKey: "AIzaSyBZJ4IzV9vXyLdBT-m8nEAB81Exz1LY3Ho",
    authDomain: "mynewchat-6c1a2.firebaseapp.com",
    projectId: "mynewchat-6c1a2",
    storageBucket: "mynewchat-6c1a2.appspot.com",
    messagingSenderId: "348556921164",
    appId: "1:348556921164:web:880cb2506e14b0028667e9"
  };
firebase.initializeApp(firebaseConfig);
  
const db = firebase.database();