/// <summary>
        /// Adds the appsettings.json file, and the ASP.NET Core environment-specific appsettings.{ASP.NET Core environment}.json file.
        /// </summary>
        public static IConfigurationBuilder AddDefaultConfiguration(this IConfigurationBuilder configurationBuilder, ILogger logger)
        {
            var output = configurationBuilder.AddDefaultConfiguration(false, logger);

            return(output);
        }
 /// <summary>
 /// Adds the default configuration via <see cref="ApplicationBuilder.AddDefaultConfiguration(IConfigurationBuilder, ILogger)"/>.
 /// </summary>
 protected override void ConfigureConfigurationBody(IConfigurationBuilder configurationBuilder)
 {
     configurationBuilder
     .AddDefaultConfiguration(this.AppSettingsFileIsOptional, this.StartupLogger)
     ;
 }