diff --git a/.gitignore b/.gitignore
index 2fed150..59bece9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -52,3 +52,6 @@ data/rf-mapper.started
 # OS
 .DS_Store
 Thumbs.db
+
+# Local inventory (site-specific, not tracked)
+INVENTORY.md