https://learn.microsoft.com/en-us/dotnet/api/microsoft.extensions.hosting.ihostedservice.stopasync?view=net-10.0-pp
IHostedService.StopAsync(CancellationToken) Method (Microsoft.Extensions.Hosting) | Microsoft Learn
Triggered when the application host is performing a graceful shutdown.
cancellationtokenmethodmicrosoftextensionshosting