[ai] Add commit policy and hook-sharing guidelines.

diff --git a/claude/.config/claude/CLAUDE.md b/claude/.config/claude/CLAUDE.md
index 47d1a900775dc157f8209ea78628b2d4ec0caa05..b9e34a3872f3b8ffb7901836af14271b1a096471 100644 (file)
--- a/claude/.config/claude/CLAUDE.md
+++ b/claude/.config/claude/CLAUDE.md
@@ -6,6 +6,12 @@
 - Suggest creating a custom /command for operations run frequently.
 - When you ask for permission often, suggest adding it in
   .claude/settings.local.json.
+- Never commit changes unless explicitly asked to do that.
+- When multiple Bash PreToolUse hooks share a matcher, each script must
+  exit 0 for commands outside its domain. Check the command string from
+  stdin and return early if the command doesn't match the script's
+  responsibility. This keeps settings.json free of `if` conditions and
+  makes policy fully script-resident.
 
 # Style