fix(player): 优化双击飘心轨迹

test/player/player_double_tap_hearts_test.dart

@@ -10,7 +10,9 @@ void main() {
   ) async {
     await tester.pumpWidget(
       const MaterialApp(
-        home: Scaffold(body: PlayerDoubleTapHeartBurst(onCompleted: _noop)),
+        home: Scaffold(
+          body: PlayerDoubleTapHeartBurst(burstId: 1, onCompleted: _noop),
+        ),
       ),
     );
     await tester.pump(const Duration(milliseconds: 300));
@@ -33,10 +35,10 @@ void main() {
   });
 
   test('heart burst stays long and sparse', () {
-    expect(PlayerDoubleTapHeartBurst.singleHeartDurationMs, 1300);
+    expect(PlayerDoubleTapHeartBurst.singleHeartDurationMs, 1900);
     expect(
       PlayerDoubleTapHeartBurst.animationDuration,
-      greaterThanOrEqualTo(const Duration(milliseconds: 1200)),
+      greaterThanOrEqualTo(const Duration(milliseconds: 1800)),
     );
     expect(PlayerDoubleTapHeartBurst.particleCount, lessThanOrEqualTo(4));
     expect(PlayerDoubleTapHeartBurst.particleCount, 3);