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

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);
+});