- Introduces the ability to build new custom GitHub Actions runner images using existing custom images as a base.
- Provides greater flexibility for composing and managing image-generation pipelines for GitHub‑hosted runners.
Actions: Build custom images from custom images
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Users can now pin saved issue views directly in the repository’s issues sidebar for one‑click access
Adds Windows 11 arm64 runner image with Visual Studio 2026 to GitHub‑hosted runners
Introduce a new "Mitigated" dismissal reason for code scanning alerts, enabling dismissal when external controls reduce risk.