test(audio): [PKG-AUDIO-05] checkpoint source-switch regressions

refactor/tasks.json

@@ -1238,6 +1238,25 @@
         "baselines/core-acceptance-validation.json"
       ]
     },
+    {
+      "id": "CORE-24",
+      "phase": "3-4 核心迁移",
+      "title": "修复连续切源的播放意图继承",
+      "scope": [
+        "artplayer"
+      ],
+      "dependsOn": [
+        "CORE-22",
+        "PKG-AUDIO-04"
+      ],
+      "status": "todo",
+      "risk": "H",
+      "deliverable": "连续切源保留原播放意图，同时尊重显式暂停与最新来源，回归旧/新 audio",
+      "acceptance": "真实暂停状态的受控测试、重入/取消/失败/销毁、三引擎和 main/legacy 产物验证通过；不恢复过期来源的公开副作用",
+      "evidence": [
+        "baselines/audio-combinations-first.json"
+      ]
+    },
     {
       "id": "PKG-CHAPTER-01",
       "phase": "5 包迁移：artplayer-plugin-chapter",
@@ -1551,13 +1570,17 @@
       ],
       "dependsOn": [
         "PKG-AUDIO-04",
-        "CORE-22"
+        "CORE-22",
+        "CORE-24"
       ],
       "status": "todo",
       "risk": "H",
       "deliverable": "主视频切源和缓冲恢复，多实例独立音频、旧核心",
       "acceptance": "最终核心与原支持范围核心分别通过；设备/SDK 缺证据不能标完成",
-      "evidence": []
+      "evidence": [
+        "changes/2026-09-12-PKG-AUDIO-05-combinations.md",
+        "baselines/audio-combinations-first.json"
+      ]
     },
     {
       "id": "PKG-AUDIO-06",