update to 2.4.3 version (build 403)

add config: swoole.max_wait_time (default 5)
add constant MAIN_WORKER
add getExpireTS() for LightCache
fix savePersistence() bug
add zm_go() to prevent errors

src/ZM/Event/SwooleEvent/OnWorkerExit.php

@@ -0,0 +1,24 @@
+<?php /** @noinspection PhpUnusedParameterInspection */
+
+
+namespace ZM\Event\SwooleEvent;
+
+
+use Swoole\Server;
+use Swoole\Timer;
+use ZM\Annotation\Swoole\SwooleHandler;
+use ZM\Console\Console;
+use ZM\Event\SwooleEvent;
+
+/**
+ * Class OnWorkerExit
+ * @package ZM\Event\SwooleEvent
+ * @SwooleHandler("WorkerExit")
+ */
+class OnWorkerExit implements SwooleEvent
+{
+    public function onCall(Server $server, $worker_id) {
+        Timer::clearAll();
+        Console::info("正在结束 Worker #".$worker_id."，进程内可能有事务在运行...");
+    }
+}