typescript source code of app.module

import { Module } from '@nestjs/common';
import { APP_GUARD } from '@nestjs/core';
import {
  AuthGuard, KeycloakConnectModule,
  ResourceGuard,
  RoleGuard
} from 'nest-keycloak-connect';
import { AppController } from './app.controller';
import { ConfigModule } from './config/config.module';
import { KeycloakConfigService } from './config/keycloak-config.service';
import { ProductModule } from './product/product.module';

@Module({
  imports: [
    KeycloakConnectModule.registerAsync({
      useExisting: KeycloakConfigService,
      imports: [ConfigModule]
    }),
    ProductModule,
  ],
  providers: [
    {
      provide: APP_GUARD,
      useClass: AuthGuard,
    },
    {
      provide: APP_GUARD,
      useClass: ResourceGuard,
    },
    {
      provide: APP_GUARD,
      useClass: RoleGuard,
    },
  ],
  controllers: [AppController],
})
export class AppModule {}