feat(cookie-gate): 调度器恢复重跑接线与控制台健康自检

调度器维护循环挂载 CookieGateRecoveryManager，登录态恢复后按原业务日期自动
重跑被阻断工作流并飞书确认；工作流级 required_accounts 声明接入目录解析；
采集器抛 CookieExpiredError 退出 75；控制台新增 /api/health 自检端点与进程内
看门狗，配合 deploy/watchdog 双层保活；安装脚本同步。

tests/test_server_scheduler_deployment.py

@@ -47,8 +47,8 @@ def test_deployment_documents_one_scheduler_and_external_data_root() -> None:
     assert "GYXX_DATA_ROOT" in guide
     assert "/var/lib/gyxx-flow" in guide
     assert "Windows Task Scheduler" in guide
-    assert len(payload["schedules"]) == 35
-    assert sum(item.get("enabled", True) for item in payload["schedules"]) == 25
+    assert len(payload["schedules"]) == 39
+    assert sum(item.get("enabled", True) for item in payload["schedules"]) == 28
 
 
 def test_three_canonical_documents_cover_architecture_deployment_and_operations() -> None: