Add some screenshots

blog/2026/08-31-jellyfin-release-12.0.0/index.mdx

@@ -134,7 +134,9 @@ Alongside making it the default, the layout got the polish that implies:
 * Music Videos, Mixed Media, Collections and Playlists, and Books views were all updated, and Home Videos and Photos libraries gained default tab options and a folder view.
 * New filters for audio and subtitle languages, a Reset Filters button, and studio search.
 
-{/* TODO: screenshot of the Modern layout library view here. */}
+![Photo of the updated Modern UI](./modern-ui.png)
+
+![Photo of the updated Modern UI - Movie Library](./modern-ui-movies.png)
 
 ## Changes you may notice after upgrading