问Firestore (Angularfire)添加用户为"admin“

EN

import * as firebase from 'firebase/app';
const secondaryApp = firebase.initializeApp(environment.firebase, 'Secondary');

async registerUser(email, password: string) {
      try {
        const userCredential = await secondaryApp.auth().createUserWithEmailAndPassword(email, password)
        secondaryApp.auth().signOut(); // signout the user that was just created
        // If you wanted to create a document for the user in firestore then you could do it here.
        return userCredential;
      } catch (err) {
        throw err;
      }
    }