Configure DI container for EF Core using Azure Cosmos DB

Program.cs

public static void ConfigureServices()
{
    var configurationBuilder = new ConfigurationBuilder()
        .SetBasePath(Directory.GetCurrentDirectory())
        .AddJsonFile("appsettings.json");

#if DEBUG
    configurationBuilder.AddUserSecrets("1E2D66CC-11C9-4DE7-B25E-F1EAA5F0154A");
#endif
    IConfigurationRoot config = configurationBuilder.Build();

    IConfigurationSection configSection = config.GetSection("CosmosSettings");

    var services = new ServiceCollection();
    services.AddDbContext<BooksContext>(options => options.UseCosmos(configSection["ServiceEndpoint"], configSection["AuthKey"], configSection["DatabaseName"]));
    services.AddTransient<BooksService>();

    services.AddLogging(options =>
        options.AddDebug().SetMinimumLevel(LogLevel.Trace));

    Container = services.BuildServiceProvider();
}

public static ServiceProvider Container { get; private set; }