EF Core DbContext configuration with lazy loading

AppServices.cs

private ServiceProvider GetServiceProvider() =>
  new ServiceCollection()
    .AddLogging(config =>
    {
      config.AddConsole()
        .AddDebug()
        .AddFilter(level => level > LogLevel.Debug);
    })
    .AddTransient<BooksService>()
    .AddDbContext<BooksContext>(options =>
    {
      options.UseLazyLoadingProxies()
        .UseSqlServer(Configuration.GetConnectionString(BooksConnection));
    })
    .BuildServiceProvider();