Changed route ids to be more explicit.

src/app/share/[...shareId]/page.tsx

@@ -0,0 +1,10 @@
+import Share from './Share';
+import { Metadata } from 'next';
+
+export default function ({ params: { shareId } }) {
+  return <Share shareId={shareId[0]} />;
+}
+
+export const metadata: Metadata = {
+  title: 'umami',
+};