fix(ui): mark stl as external dependency in vite build

packages/ui/vite.config.ts

@@ -1,3 +1,3 @@
 import { createLibConfig } from '@ermnvldmr/vite-config/lib';
 
-export default createLibConfig('ErmnvldmrUI', 'src/index.ts');
+export default createLibConfig('ErmnvldmrUI', 'src/index.ts', ['@ermnvldmr/stl']);