init

- 框架初始化
 - 安装插件
 - 修复PHP8.4报错

addons/epay/library/v3/Yansongda/Pay/Event/CallbackReceived.php

@@ -0,0 +1,32 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Yansongda\Pay\Event;
+
+use Psr\Http\Message\ServerRequestInterface;
+use Yansongda\Pay\Rocket;
+
+class CallbackReceived extends Event
+{
+    public string $provider;
+
+    public ?array $params = null;
+
+    /**
+     * @var null|array|ServerRequestInterface
+     */
+    public $contents;
+
+    /**
+     * @param null|array|ServerRequestInterface $contents
+     */
+    public function __construct(string $provider, $contents, ?array $params = null, ?Rocket $rocket = null)
+    {
+        $this->provider = $provider;
+        $this->contents = $contents;
+        $this->params = $params;
+
+        parent::__construct($rocket);
+    }
+}