private static LoggerConfiguration ApplyActualLoggerConfiguration( this LoggerConfiguration logger, IConfiguration configuration, IHostEnvironment environment) => logger .ApplyStartingConfiguration() .Enrich.WithProperty("Application", environment.ApplicationName) .Enrich.WithProperty("Environment", environment.EnvironmentName) .WriteTo.Logger(log => log .MinimumLevel.ControlledBy(LevelSwitch) .Filter.ByExcluding(configuration["Serilog:Seq:Ignored"] ?? "false") .WriteTo.File( Path.Combine(Directory.GetCurrentDirectory(), "Logs", $"{environment.ApplicationName}-.log"), fileSizeLimitBytes: 31457280, retainedFileCountLimit: 10, rollingInterval: RollingInterval.Day, rollOnFileSizeLimit: true, shared: true) .WriteTo.Seq( configuration["Seq:Uri"] ?? "about:local", apiKey: configuration["Seq:ApiKey"] ?? string.Empty));