Stop the last song from restarting and freezing service-mode lyrics

frontend/app.js

@@ -8207,6 +8207,9 @@ function onTrackEnded() {
   if (!playFullMode && data.settings.loopOne) { Player.seek(0); Player.play(); return; }
   if (!advanceQueue()) {
     if (playFullMode) { playFullMode = false; toast('Finished playing in full'); }
+    // Nothing left: drop the intent to play, or the watchdog "resumes" the ended
+    // <audio> from 0 and the last song repeats while the lyrics stay frozen.
+    Player.pause();
     updatePlayBtn();
     $('upnext').classList.add('hidden');
   }

frontend/audio-continuity.js

@@ -18,7 +18,8 @@
       pending.set(element, request); return request;
     }
     function resume(element, clock) {
-      if (!element || !element.paused || pending.has(element)) return;
+      // An ended element is finished, not interrupted: play() would restart it from 0.
+      if (!element || !element.paused || element.ended || pending.has(element)) return;
       if (clock && element !== clock && needsAlignment(element.currentTime, clock.currentTime)) element.currentTime = clock.currentTime;
       return play(element);
     }

frontend/audio-continuity.test.js

@@ -41,3 +41,9 @@ test('a new play after pause/source reset is not blocked by a stale promise', as
   assert.equal(controller.play(audio), fresh); // old completion cannot discard the new request
   finishes[1](); await fresh;
 });
+test('an ended element is never resumed (last song must not restart from 0)', () => {
+  let calls = 0;
+  const audio = { paused: true, ended: true, currentTime: 200, play() { calls++; return Promise.resolve(); } };
+  create().resume(audio, { currentTime: 200 });
+  assert.equal(calls, 0);
+});