- 15-media-library.md §10: what the box does on each drive event, per app, with the measured call; the guards
that ARE needed and the ones that are NOT (K1: nothing lost while a drive is gone).
- Evidence K4 (dead-drive check: mountinfo `shutdown`, stat unreliable), K5 (restart), K6 (unclaimed Plex),
K7 (old Sonarr/Radarr repair on the bench), K8 (hub received the drive-return events and mailed none), K9 (files identical).
- nightly-rotation.md runs scripts/https_only_check.py first every night; scripts/CHANGELOG.md entry.
- STATUS, CONTEXT (decisions 244-246), REPORT-night-2026-10-14.md.
Claude-Session: https://claude.ai/code/session_0159rPz1ZhFKsS53msqPYxtS