From 42013df324f124578bcc7da33575cb23702375ce Mon Sep 17 00:00:00 2001
From: wassname <1103714+wassname@users.noreply.github.com>
Date: Mon, 2 Mar 2026 14:10:02 +0800
Subject: [PATCH] chore(gitignore): ignore Claude Code sandbox phantom files

bwrap sandbox creates 0-byte read-only bind mount stubs in CWD.
Known bug: https://github.com/anthropics/claude-code/issues/17087
Global gitignore handles dotfiles; repo gitignore handles git-internal names.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 .gitignore | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/.gitignore b/.gitignore
index 329068f..0e419d0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,12 @@ system-prompts/*.diff.html
 config.json
 .claude/
 docs/
+
+# Claude Code sandbox phantom files (repo-specific, too generic for global ignore)
+# https://github.com/anthropics/claude-code/issues/17087
+.gitmodules
+HEAD
+config
+hooks
+objects
+refs