diff --git a/.gitignore b/.gitignore
index ef765cd..ad1e95e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -529,3 +529,4 @@ backend/data/ocr_queue/
 
 # Handoff document (session continuity, not for version control)
 .claude/HANDOFF.md
+.gstack/