Add .claude/ to .gitignore (#123)

Remove .claude folder from git tracking to keep local settings private.

Co-authored-by: James-Cross <james@streetsupport.net>

Author: james-cross

.claude/settings.local.json

@@ -44,4 +44,7 @@ yarn-error.log*
 next-env.d.ts
 
 # generated data
-/src/data/locations.json
+/src/data/locations.json
+
+# claude folder
+.claude/