<PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="10.0.9" />

Microsoft.Extensions.Hosting.IHostApplicationLifetime

public interface IHostApplicationLifetime
Allows consumers to be notified of application lifetime events. This interface is not intended to be user-replaceable.
CancellationToken ApplicationStarted { get; }

Gets a cancellation token. Triggered when the application host has fully started.

CancellationToken ApplicationStopped { get; }

Gets a cancellation token. Triggered when the application host has completed a graceful shutdown. The application will not exit until all callbacks registered on this token have completed.

CancellationToken ApplicationStopping { get; }

Gets a cancellation token. Triggered when the application host is starting a graceful shutdown. Shutdown will block until all callbacks registered on this token have completed.

void StopApplication()

Requests termination of the current application.