adding metals to gitignore

“Akshay · “Akshay · commit c7842a362164 · 2026-01-13T15:05:21.000-08:00
diff --git a/.gitignore b/.gitignore
@@ -93,3 +93,4 @@ docs/
 
 # Local Netlify folder
 .netlify
+.metals/metals.lock.db
