refactor and clean up

[oising]

• move to 9.4.1
• move to eventing (remove hooks)
• clean up

[Copilot]

Pull Request Overview

This PR refactors the Aspire Project Commander to move from lifecycle hooks to an eventing-based approach and includes various clean-up improvements. The changes modernize the codebase by replacing the hook-based lifecycle management with a more streamlined eventing system and improve code organization.

Key changes:

• Replaced lifecycle hooks with eventing for resource initialization
• Simplified ProjectCommanderHubResource constructor and parameter passing
• Updated project command structure to use a new ProjectCommand record type

Reviewed Changes

Copilot reviewed 10 out of 10 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
ServiceCollectionAspireProjectCommanderExtensions.cs	Added unknown parameter to client registration method
ResourceBuilderProjectCommanderExtensions.cs	Introduced ProjectCommand record and updated method signature
ProjectCommanderHubResource.cs	Simplified constructor and moved dependencies to method parameters
ProjectCommanderHubLifecycleHook.cs	Removed entire lifecycle hook implementation
ProjectCommanderHub.cs	Updated parameter names and improved logging
Nivot.Aspire.Hosting.ProjectCommander.csproj	Added JetBrains.Annotations package reference
DistributedApplicationBuilderExtensions.cs	Replaced lifecycle hooks with eventing approach
Program.cs	Updated project command usage to use new ProjectCommand syntax
Consumer/Program.cs	Added project commander client registration
Consumer/Consumer.csproj	Added project reference dependency

---

_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}