feat(vue): [EX-02] verify installed consumers and preserve lifecycle contracts

refactor/tasks.json

@@ -4228,17 +4228,22 @@
       "phase": "6 文档与消费者",
       "title": "验证 Vue 消费者与更新卸载",
       "scope": [
-        "example/vue.js"
+        "example/vue.js",
+        "workspace"
       ],
       "dependsOn": [
         "CORE-22",
         "ENG-07"
       ],
-      "status": "todo",
+      "status": "done",
       "risk": "M",
       "deliverable": "Vue 实例/ref、参数更新、卸载及插件样例",
       "acceptance": "旧 JS 组件用法无需修改，重复挂载不泄漏",
-      "evidence": []
+      "evidence": [
+        "changes/2026-09-14-EX-02-vue-consumer.md",
+        "baselines/vue-consumer-validation.json",
+        "scripts/vue-consumer.mjs"
+      ]
     },
     {
       "id": "EX-03",