fix: complete widget modernization review

apps/docs/docs/widgets/media-server/index.mdx

@@ -25,6 +25,7 @@ The media server widget shows active sessions across your media servers.
 It shows playback progress, pause state, time remaining, and whether each session is direct play, direct stream, or transcoding audio or video. Location and bitrate can be toggled independently.
 
 Select a session to inspect its media metadata. Advanced mode adds search, sorting, and a summary of playing and transcoding sessions while keeping separate integration instances identifiable.
+If one selected server is unavailable, a warning indicator identifies the degraded result while sessions from healthy servers remain usable.
 
 ### Screenshots