feat: add envelopes api (#2105)

apps/remix/app/routes/embed+/v1+/multisign+/_index.tsx

@@ -67,6 +67,7 @@ export async function loader({ request }: Route.LoaderArgs) {
 export default function MultisignPage() {
   const { envelopes, user, hidePoweredBy, allowWhitelabelling } =
     useSuperLoaderData<typeof loader>();
+
   const revalidator = useRevalidator();
 
   const [selectedDocument, setSelectedDocument] = useState<