feat: expose codex migration marketplace governance

tests/local-agent-codex-app-server-runner.test.mjs

@@ -167,6 +167,28 @@ test("codex app-server discovery includes governance and MCP summaries without l
     userInitiatedOnly: true,
     labels: ["执行命令", "写入 stdin", "调整 PTY", "终止命令", "输出流"],
   });
+  assert.deepEqual(metadata.externalAgentGovernanceSummary, {
+    actionCount: 3,
+    importActionCount: 1,
+    notificationActionCount: 1,
+    detectActionAvailable: true,
+    userInitiatedOnly: true,
+    labels: ["迁移检测", "迁移导入", "导入完成"],
+  });
+  assert.deepEqual(metadata.marketplaceGovernanceSummary, {
+    actionCount: 3,
+    writeActionCount: 3,
+    upgradeAvailable: true,
+    userInitiatedOnly: true,
+    labels: ["添加市场", "移除市场", "升级市场"],
+  });
+  assert.deepEqual(metadata.experimentalFeatureGovernanceSummary, {
+    actionCount: 2,
+    writeActionCount: 1,
+    listAvailable: true,
+    userInitiatedOnly: true,
+    labels: ["实验列表", "启用设置"],
+  });
 
   const serialized = JSON.stringify(metadata);
   assert.equal(serialized.includes("sk-secret-should-not-leak"), false);