fix(player): combine trackid with text identity (#2808)

fixes #2807

(cherry picked from commit c445597)

Author: kanghengliu

quickshell/Services/TrackArtService.qml

@@ -184,11 +184,13 @@ Singleton {
         const p = activePlayer;
         if (!p)
             return "";
-        // Prefer the stable track id; title/artist/album fill in progressively (Chrome).
+        // Combine trackid with the text identity. trackid alone dedups Chrome's multi-size art
+        // re-publish, but some players (e.g. KDEconnect) expose a constant trackid across every
+        // track, so keying on it alone wedged the dedup and new-song art never loaded. Folding
+        // in title/artist/album busts the lock on a real track change while same-track art
+        // churn (stable text) stays deduped.
         const tid = p.metadata && p.metadata["mpris:trackid"] ? p.metadata["mpris:trackid"].toString() : "";
-        if (tid !== "")
-            return tid;
-        return (p.trackTitle || "") + "
" + (p.trackArtist || "") + "
" + (p.trackAlbum || "");
+        return tid + " " + (p.trackTitle || "") + " " + (p.trackArtist || "") + " " + (p.trackAlbum || "");
     }
 
     function artReadyFor(player) {