One page (settings merged into the report, gear toggles the accordion); A-Z letter selector renders one group at a time on every tab and Creator works builds rows on expand; green dot marks collapsed groups with a streaming source; music gaps split into album-artist discography vs track-artist works; a Refresh-where-to-watch scheduled task plus stale-while-revalidate availability cache with a settable TTL (default 24h); fix: music-set search scopes to music.