Fix Codex fork session reporting with standalone startup

tests/test_control.py

@@ -51,9 +51,17 @@ class SnapshotTests(unittest.TestCase):
         with self.assertRaisesRegex(ControlError, "尚未向 Herdr 上报会话 ID") as caught:
             parse_snapshot(payload)
         self.assertNotIn("需要 Herdr 0.9", str(caught.exception))
+        self.assertIn("codex --no-daemon fork", str(caught.exception))
+
+    def test_missing_claude_session_does_not_suggest_codex_recovery(self):
+        payload = snapshot("claude")
+        del payload["result"]["snapshot"]["panes"][0]["agent_session"]
+        with self.assertRaisesRegex(ControlError, "尚未向 Herdr 上报会话 ID") as caught:
+            parse_snapshot(payload)
+        self.assertNotIn("codex --no-daemon", str(caught.exception))
 
     def test_focused_pane_and_exact_native_arguments(self):
-        for kind, args in (("codex", ["fork", SESSION_ID]),
+        for kind, args in (("codex", ["--no-daemon", "fork", SESSION_ID]),
                            ("claude", ["--resume", SESSION_ID, "--fork-session"])):
             with self.subTest(kind=kind):
                 source = parse_snapshot(snapshot(kind))