Windows Server 2019 has been retired. The Windows Server 2019 image has been removed as of 2025-06-30. For more details, seehttps://github.com/actions/runner-images/issues/12045

The windows-2019 runner image is being deprecated, consider switching to windows-2022(windows-latest) or windows-2025 instead. For more details seehttps://github.com/actions/runner-images/issues/12045.