V10.0.12/service update

[codebelt-aicia]

This is a service update that focuses on package dependencies.

Automated changes:

• Codebelt/Cuemon package versions bumped to latest compatible
• PackageReleaseNotes.txt updated for v10.0.12
• CHANGELOG.md entry added for v10.0.12

Note: Third-party packages (Microsoft.Extensions.*, BenchmarkDotNet, etc.) are not auto-updated.
Use Dependabot or manual updates for those.

Generated by codebelt-aicia
Triggered by: xunit @ 12.0.0

[greptile-apps]

Greptile Summary

This service release updates the test-support dependency and documents version 10.0.12.

• Updates Codebelt.Extensions.Xunit.App from 11.2.1 to 12.0.0.
• Adds the 10.0.12 changelog and package release notes.

Confidence Score: 5/5

The PR appears safe to merge with no actionable defects identified.

The dependency update is limited to test infrastructure, and the accompanying release documentation consistently describes the service release without introducing a demonstrated build, runtime, or security failure.

Important Files Changed

Filename	Overview
Directory.Packages.props	Updates the centrally managed Codebelt.Extensions.Xunit.App test dependency to 12.0.0; no concrete compatibility defect was established.
CHANGELOG.md	Adds the dated 10.0.12 service-release entry.
.nuget/Codebelt.Unitify/PackageReleaseNotes.txt	Adds package-level release notes describing compatible dependency upgrades.

_{Reviews (1): Last reviewed commit: "V10.0.12/service update" | Re-trigger Greptile}