CONTEXT + REPORT: v0.290.0 (floored, golden 0.290.0 vouched)

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0159rPz1ZhFKsS53msqPYxtS

CONTEXT.md

@@ -7,7 +7,12 @@
 >
 > Ask Claude Code: "Please update CONTEXT.md with what we did today"
 
-Last updated: 2026-10-03 evening (v0.289.1 — the off-site key cannot delete, decisions 68–69)
+Last updated: 2026-10-04 (v0.290.0 — the clean-up guard lets honest windows through, the set-aside deletion is the hub's)
+
+> **2026-10-04 — v0.290.0 (floored, golden 0.290.0 vouched, needs hub v0.128.0):** `offsiteGuard` EXCLUDES a young
+> snapshot superseded the same day in its group (R-824) and REFUSES above the hub's `max_remove` (half); a due
+> abandonment on the pinned tier is handed to the hub (`OffsiteAbandonClient`), which deletes after 7 days unless
+> cancelled (decision 74); a recovery cancels at the hub. Weekly windows ON fleet-wide since 2026-10-04.
 
 > **2026-10-03 (evening) — v0.289.0 + v0.289.1 (floored 0.289.1, golden 0.289.1 vouched, needs hub v0.127.0):** the
 > hub-provisioned off-site tier is reached through an APPEND-ONLY key the hub's registrar pins