init

- 框架初始化
 - 安装插件
 - 修复PHP8.4报错

addons/epay/library/v3/Yansongda/Pay/Plugin/Wechat/GeneralV2Plugin.php

@@ -0,0 +1,42 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Yansongda\Pay\Plugin\Wechat;
+
+use Yansongda\Pay\Exception\ContainerException;
+use Yansongda\Pay\Exception\ServiceNotFoundException;
+use Yansongda\Pay\Packer\XmlPacker;
+use Yansongda\Pay\Rocket;
+
+use function Yansongda\Pay\get_wechat_config;
+
+abstract class GeneralV2Plugin extends GeneralPlugin
+{
+    protected function getHeaders(): array
+    {
+        return [
+            'Content-Type' => 'application/xml',
+            'User-Agent' => 'yansongda/pay-v3',
+        ];
+    }
+
+    /**
+     * @throws ContainerException
+     * @throws ServiceNotFoundException
+     */
+    protected function doSomething(Rocket $rocket): void
+    {
+        $config = get_wechat_config($rocket->getParams());
+        $configKey = $this->getConfigKey($rocket->getParams());
+
+        $rocket->setPacker(XmlPacker::class)->mergeParams(['_version' => 'v2']);
+
+        $rocket->mergePayload([
+            'appid' => $config[$configKey] ?? '',
+            'mch_id' => $config['mch_id'] ?? '',
+        ]);
+    }
+
+    abstract protected function getUri(Rocket $rocket): string;
+}