/// <summary>
/// Adds the azure application configuration.
/// </summary>
/// <param name="config">The configuration.</param>
/// <param name="hostingContext">The hosting context.</param>
/// <param name="refreshConfiguration">A callback used to configure Azure App Configuration refresh options.</param>
/// <returns>The same instance of the Microsoft.Extensions.Hosting.IHostBuilder for chaining.</returns>
/// <remarks>
/// Configuration should contain <b>AppConfig</b> section, which is mapped to <see cref="AppConfigOptions "/> class.
/// </remarks>
public static IConfigurationBuilder AddAzureAppConfig(
this IConfigurationBuilder config,
HostBuilderContext hostingContext,
Action <AzureAppConfigurationRefreshOptions> refreshConfiguration = null)
=> config.AddAzureAppConfig(hostingContext.HostingEnvironment.EnvironmentName, refreshConfiguration);
/// <summary>
/// Adds the azure application configuration.
/// </summary>
/// <param name="config">The configuration.</param>
/// <param name="hostingContext">The hosting context.</param>
/// <remarks>
/// Configuration should contain attributes AppConfig:Endpoint and AppConfig:Settings.
/// </remarks>
public static IConfigurationBuilder AddAzureAppConfiguration(
this IConfigurationBuilder config,
HostBuilderContext hostingContext) => config.AddAzureAppConfig(hostingContext.HostingEnvironment.EnvironmentName);