From 9ec1f01b5a65a8e5b6af412ad3df1aa2f7cd1b9a Mon Sep 17 00:00:00 2001
From: Tak Hoffman <781889+Takhoffman@users.noreply.github.com>
Date: Thu, 19 Mar 2026 00:16:28 -0500
Subject: [PATCH] Canonicalize hook metadata file paths

---
 src/hooks/workspace.ts | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/hooks/workspace.ts b/src/hooks/workspace.ts
index 7b86d9d23c8..32bb903f909 100644
--- a/src/hooks/workspace.ts
+++ b/src/hooks/workspace.ts
@@ -81,11 +81,19 @@ function loadHookFromDir(params: {
   nameHint?: string;
 }): Hook | null {
   const hookMdPath = path.join(params.hookDir, "HOOK.md");
-  const content = readBoundaryFileUtf8({
+  const safeHookMdPath = resolveBoundaryFilePath({
     absolutePath: hookMdPath,
     rootPath: params.hookDir,
     boundaryLabel: "hook directory",
   });
+  if (!safeHookMdPath) {
+    return null;
+  }
+  const content = readBoundaryFileUtf8({
+    absolutePath: safeHookMdPath,
+    rootPath: params.hookDir,
+    boundaryLabel: "hook directory",
+  });
   if (content === null) {
     return null;
   }
@@ -127,7 +135,7 @@ function loadHookFromDir(params: {
       description,
       source: params.source,
       pluginId: params.pluginId,
-      filePath: hookMdPath,
+      filePath: safeHookMdPath,
       baseDir,
       handlerPath,
     };