Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/stale@28ca1036281a5e5922ead5184a1bbf96e5fc984e, step-security/harden-runner@63c24ba6bd7ba022e95695ff85de572c04a18142. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/