feat: add controlled codex thread archive

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

@@ -1573,6 +1573,51 @@ test("codex app-server runner starts thread compaction without starting a normal
   assert.equal(result.turnId, undefined);
 });
 
+test("codex app-server runner archives and unarchives a thread without starting a normal turn", async () => {
+  const runnerConfig = getCodexAppServerRunnerConfig(process.env, {
+    codexAppServerEnabled: true,
+    codexAppServerCommand: process.execPath,
+    codexAppServerArgs: ["tests/fixtures/codex-app-server-runtime.mjs"],
+    codexAppServerWorkdir: repoRoot,
+    codexAppServerTimeoutMs: 5000,
+  });
+
+  const archiveResult = await executeCodexAppServerTask(runnerConfig, {
+    taskId: "task-thread-archive",
+    taskType: "conversation_reply",
+    intentCategory: "thread_archive",
+    targetCodexThreadRef: "019d-app-server-thread",
+    targetCodexFolderRef: repoRoot,
+    threadLifecycleAction: "archive",
+    executionPrompt: "归档当前 Codex 线程。",
+  });
+  const unarchiveResult = await executeCodexAppServerTask(runnerConfig, {
+    taskId: "task-thread-unarchive",
+    taskType: "conversation_reply",
+    intentCategory: "thread_unarchive",
+    targetCodexThreadRef: "019d-app-server-thread",
+    targetCodexFolderRef: repoRoot,
+    threadLifecycleAction: "unarchive",
+    executionPrompt: "恢复当前 Codex 线程。",
+  });
+
+  assert.equal(archiveResult.status, "completed");
+  assert.equal(archiveResult.threadId, "019d-app-server-thread");
+  assert.equal(archiveResult.turnControl, "archive");
+  assert.match(archiveResult.replyBody, /已归档 Codex 线程/);
+  assert.equal(archiveResult.turnId, undefined);
+  assert.equal(unarchiveResult.status, "completed");
+  assert.equal(unarchiveResult.threadId, "019d-app-server-thread");
+  assert.equal(unarchiveResult.turnControl, "unarchive");
+  assert.match(unarchiveResult.replyBody, /已恢复 Codex 线程/);
+  assert.equal(unarchiveResult.turnId, undefined);
+
+  const serialized = JSON.stringify({ archiveResult, unarchiveResult });
+  assert.doesNotMatch(serialized, /thread-archive-secret-should-not-leak/);
+  assert.doesNotMatch(serialized, /thread-unarchive-secret-should-not-leak/);
+  assert.doesNotMatch(serialized, /private unarchived thread name should not leak/);
+});
+
 test("codex app-server runner stays disabled unless feature flag is explicit", () => {
   const runnerConfig = getCodexAppServerRunnerConfig(process.env, {
     codexAppServerCommand: process.execPath,