Don't set finalized block below head - #81

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/upload-artifact@v4, scacap/action-surefire-report@5609ce4db72c09db044803b344a8968fd1f315da. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/