[CI] Add 26H1 to scheduled validation testing - #1288
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Copilot review overview
🟡 Changes recommended
The prerelease platform bypasses required alias validation, and the documented nightly platform count is stale.
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Review effort: Balanced
Findings: 1
Open (2)
What changed in this PR
Adds Windows 26H1 pools to scheduled backend validation.
Changes:
- Configures x64 and ARM64 26H1 capabilities.
- Schedules ProcessContainer and x64 WSLC nightly.
- Documents the new platform.
| File | Description |
|---|---|
scripts/ci/validation-test-matrix.json |
Adds 26H1 pools and nightly triggers. |
docs/ci-validation-infrastructure.md |
Documents 26H1 capabilities. |
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Elliot (theelliotm)
marked this pull request as ready for review
September 25, 2026 21:49
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📖 Description
This PR adds scheduled validation testing on Windows 26H1 for the ProcessContainer (x64 and arm64) and WSLC (x64 only) backends.
Also removes the pointless
prereleasetag fromvalidation-test-matrix.jsonthat Copilot overzealously added a while ago.🔗 References
🔍 Validation
Tested in CI: https://github.com/microsoft/mxc/actions/runs/36191493447
✅ Checklist
Cargo.lock, thedependency-feed-checkcheck passes (see docs/pull-requests.md)📋 Issue Type
Microsoft Reviewers: Open in CodeFlow