v3: fixed inconsistent page titles

src/pages/PlaylistDetail.tsx

@@ -27,6 +27,7 @@ import {
 import { playlistUrl } from "../utils/urls.ts";
 import { can } from "../utils/permissions.ts";
 import { useAuth } from "../hooks/useAuth.ts";
+import { useDocumentTitle } from "../hooks/useDocumentTitle.ts";
 import { useWS } from "../hooks/useWS.ts";
 import { relativeTime } from "../utils/relativeTime.ts";
 import { DumpCard } from "../components/DumpCard.tsx";
@@ -71,6 +72,14 @@ export function PlaylistDetail() {
   // Stable UUID for WS comparisons — avoids re-running effects on every state change
   const playlistUUID = state.status === "loaded" ? state.playlist.id : null;
 
+  useDocumentTitle(
+    state.status === "loaded"
+      ? state.playlist.title
+      : state.status === "error"
+      ? null
+      : undefined,
+  );
+
   // activeDumpIds: which dumps are currently in the playlist (the canonical set)
   const [activeDumpIds, setActiveDumpIds] = useState<Set<string>>(new Set());