From 9889d0a9aa569072ba59a4885feccef526b1247e Mon Sep 17 00:00:00 2001
From: Tom Boucher <trekkie@nomorestars.com>
Date: Sun, 10 May 2026 23:10:10 -0400
Subject: [PATCH] docs: add changeset for installer migration phase two

---
 .changeset/gentle-jays-zip.md | 5 +++++
 1 file changed, 5 insertions(+)
 create mode 100644 .changeset/gentle-jays-zip.md

diff --git a/.changeset/gentle-jays-zip.md b/.changeset/gentle-jays-zip.md
new file mode 100644
index 000000000..82c581f8e
--- /dev/null
+++ b/.changeset/gentle-jays-zip.md
@@ -0,0 +1,5 @@
+---
+type: Added
+pr: 3399
+---
+**Installer migrations now handle legacy Codex hooks cleanup transactionally** - GSD-owned hooks.json entries are removed through the migration runner with runtime filtering, rollback, and checksum drift protection.