MUL-7928 fix(chat): preserve queued follow-ups while the active head loads - #9134

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: dorny/paths-filter@v3. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

'base' input parameter is ignored when action is triggered by pull request event

'ref' input parameter is ignored when 'base' is set to HEAD