using Microsoft.Extensions.Configuration;using Serilog;using System.Timers;using Topshelf;using Topshelf.Logging;using Timer = System.Timers.Timer;namespace TopshelfSample;public class SampleService{ private readonly Timer _timer; static readonly LogWriter _log = HostLogger.Get(); public SampleService() { _timer = new Timer(1000); // 1초마다 실행 _timer.Elapsed += Timer_Elap..