Docs: trim First Session, expand Installation troubleshooting#4

Merged

AnExiledDev merged 2 commits intomainfrom

docs/feedback-updates

Feb 25, 2026

Commits on Feb 24, 2026

Trim First Session page, expand Installation troubleshooting FAQ
AnExiledDev
committed

Commits on Feb 25, 2026

Fix stale skill counts: 21 → 34 across 5 doc pages
AnExiledDev
committed