// public static ILoggingBuilder AddCustomLogger(this ILoggingBuilder builder) => builder.AddCustomLogger(new CustomLoggerConfiguration(),); public static ILoggingBuilder AddCustomLogger(this ILoggingBuilder builder, Action <CustomLoggerConfiguration> configure, IElasticSearchHelper esHelper) { var config = new CustomLoggerConfiguration(); configure(config); return(builder.AddCustomLogger(config, esHelper)); }