How to use the firebaseui-angular.firebase.auth function in firebaseui-angular

import { SidebarComponent } from './components/sidebar/sidebar.component';
import {NgxHalClientModule} from '@lagoshny/ngx-hal-client';
import {HeaderComponent} from './header/header.component';
import {ExternalConfigurationService} from './services/external-configuration-service.service';
import {ObjectService} from './services/object.service';

import {FirebaseUIModule, firebase, firebaseui} from 'firebaseui-angular';

import {AngularFireModule} from '@angular/fire';
import {AngularFireAuthModule} from '@angular/fire/auth';
import { environment } from 'src/environments/environment';

const firebaseUiAuthConfig: firebaseui.auth.Config = {
  signInFlow: 'popup',
  signInOptions: [
    firebase.auth.EmailAuthProvider.PROVIDER_ID,
    // firebase.auth.PhoneAuthProvider.PROVIDER_ID,
  ],
  tosUrl: '/terms',
  privacyPolicyUrl: '/privacy',
  credentialHelper: firebaseui.auth.CredentialHelper.NONE,
};

@NgModule({
  declarations: [
    AppComponent,
    NotFoundComponent,
    MapComponent,
    GameSelectorComponent,
    AboutComponent,
    LefleatMapComponent,
    InfoPanelComponent,

import {BrowserModule} from '@angular/platform-browser';
import {NgModule} from '@angular/core';
import {FormsModule} from '@angular/forms';
import {AppComponent} from './app.component';
import {FirebaseUIModule, firebase, firebaseui} from 'firebaseui-angular';
import {environment} from '../environments/environment';
import {AppRoutingModule} from './app-routing.module';
import {AngularFireModule} from '@angular/fire';
import {AngularFireAuthModule} from '@angular/fire/auth';


const firebaseUiAuthConfig: firebaseui.auth.Config = {
  signInFlow: 'popup',
  signInOptions: [
    firebase.auth.GoogleAuthProvider.PROVIDER_ID,
    {
      scopes: [
        'public_profile',
        'email',
        'user_likes',
        'user_friends'
      ],
      customParameters: {
        'auth_type': 'reauthenticate'
      },
      provider: firebase.auth.FacebookAuthProvider.PROVIDER_ID
    },
    firebase.auth.TwitterAuthProvider.PROVIDER_ID,
    firebase.auth.GithubAuthProvider.PROVIDER_ID,
    {
      requireDisplayName: false,

scopes: [
        'public_profile',
        'email',
        'user_likes',
        'user_friends'
      ],
      customParameters: {
        'auth_type': 'reauthenticate'
      },
      provider: firebase.auth.FacebookAuthProvider.PROVIDER_ID
    },
    firebase.auth.TwitterAuthProvider.PROVIDER_ID,
    firebase.auth.GithubAuthProvider.PROVIDER_ID,
    {
      requireDisplayName: false,
      provider: firebase.auth.EmailAuthProvider.PROVIDER_ID
    },
    firebase.auth.PhoneAuthProvider.PROVIDER_ID,
    firebaseui.auth.AnonymousAuthProvider.PROVIDER_ID
  ],
  tosUrl: '',
  privacyPolicyUrl: '',
  credentialHelper: firebaseui.auth.CredentialHelper.ACCOUNT_CHOOSER_COM
};

@NgModule({
  declarations: [
    AppComponent
  ],
  imports: [
    BrowserModule,
    FormsModule,

import {CommonModule} from '@angular/common';
import {SecondPageComponent} from './second-page.component';
import {RouterModule, Routes} from '@angular/router';
import {firebase, FirebaseUIModule} from 'firebaseui-angular';

const routes: Routes = [
  {path: '', component: SecondPageComponent},
];


@NgModule({
  imports: [
    CommonModule,
    FirebaseUIModule.forFeature({
      signInOptions: [
        firebase.auth.GoogleAuthProvider.PROVIDER_ID]
    }),
    RouterModule.forChild(routes)
  ],
  declarations: [SecondPageComponent]
})
export class SecondModule {
}