Jaah Docs Writer Due Items

Docs-writer run. Follow apps/docs/WRITER.md on develop. Do each item that is due, all in ONE PR: 1. Screens: one console feature's reference page. 2. Guides: one Get started, Using Jaah or FAQ item. 3. Changelog: the next batch of prod promotions 4. Reference: the Jaah API and Real-time reference against the code. Sign in only through the capture helper. Nothing due: end with no PR.

Docs-writer run: Sessions page refreshed on prod, with a new Pane log section; 2026-10-20 changelog has 1 bullet. Guides and Reference not due. Quick gate and docs build green; PR #6375 queued to the lane. Draft follow-up #8249 filed. Memory: none applied.