Remove bundled temp file and update .gitignore

Co-authored-by: hotlong <50353452+hotlong@users.noreply.github.com>

Author: Copilot

.gitignore

@@ -48,6 +48,9 @@ docs/.vitepress/cache
 # Object UI CLI temporary files
 .objectui-tmp
 
+# ObjectStack bundled files
+*.bundled_*.mjs
+
 # Fumadocs
 apps/site/.next
 apps/site/.map.ts