问如何初始化多个firebase项目

EN

import * as firebase from "firebase";



  var config = {
    apiKey: "AIzaSyDsTsClk8l2l5yLNu_eG-R06Usv4Oi_NvQ",
    authDomain: "d-ucukgx.firebaseapp.com",
    databaseURL: "https://d-ucukgx.firebaseio.com",
    projectId: "d-ucukgx",
    storageBucket: "d-ucukgx.appspot.com",
    messagingSenderId: "1031835936266"
  };
  firebase.initializeApp(config);



  const databaseRef = firebase.database().ref();
export const ChampsRef = databaseRef.child("Champs");


export const authRef = firebase.auth();
export const timeRef = firebase.database.ServerValue.TIMESTAMP;

export default databaseRef;

import * as firebase from "firebase";



  var firebaseConfig2 = {
    apiKey: "AIzaSyDsTsClk8l2l5yLNu_eG-R06Usv4Oi_NvQ",
    authDomain: "d-ucukgx.firebaseapp.com",
    databaseURL: "https://d-ucukgx.firebaseio.com",
    projectId: "d-ucukgx",
    storageBucket: "d-ucukgx.appspot.com",
    messagingSenderId: "1031835936266"
  };
  firebase.initializeApp(firebaseConfig2);




var app = firebase.initializeApp(firebaseConfig2, "auth");
export default app;