specs: propose error breadcrumbs - #920

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: gr2m/merge-schedule-action@a9b6ddcf1282dfd66907bda8e7941dff59f03bad. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/