v0.172.0 released, not yet vouched: CHANGELOG heading (R-1302; agent 2c0222cd, bundle cc34b0bc)

CHANGELOG.md

@@ -1,4 +1,4 @@
-## Unreleased — next agent release (needs the operator's vouch); commit only, 2026-11-02 night
+## v0.172.0 (2026-11-03) — R-1302: the first grant of a tier is no loss — RELEASED, NOT YET VOUCHED (release-agent.sh from a clean clone of `ecbb0cc`; agent sha256 2c0222cd01713f65c627d6d17c18b4a8b2b1e0c39881db0df7ccb17de48e24c7, config bundle cc34b0bc3346ffd6a4ba80fe9269852dced8c56c9503c8b14a50d9ded2961cce; configs/ unchanged since 0.171.0, so the signed delivery was agent_update alone)
 
 - **R-1302 — the first grant of a tier is no loss.** A fresh install arms the whole-guest tier before its storage exists, so the
   first probe found no grant, repaired it and logged ERROR „GRANT WAS MISSING … investigate the loss (R-190)" plus a DEGRADED