错误修正

MesETL.App/HostedServices/MainHostedService.cs

@@ -50,6 +50,7 @@ public class MainHostedService : BackgroundService
 
     protected override async Task ExecuteAsync(CancellationToken stoppingToken)
     {
+        _logger.LogInformation("Command argument detected, execute for each database");
         var command = _config["Command"];
         if (!string.IsNullOrEmpty(command))
         {