Enhancement: APNPayload support category

Author: cncal

README.md

@@ -151,6 +151,7 @@ Getui::pushMessageToApp($data);
                 'is_content_available' => false, // 推送是否直接带有透传数据（默认否）, boolean
                 'badge' => '', // 应用icon上显示的数字，int
                 'sound' => '', // 通知铃声文件名，string
+                'category' => '', // 在客户端通知栏触发特定的action和button显示，string
                 'custom_msg' => [
                    'key1' => 'value1',
                    'key2' => 'value2',

src/sdk/igetui/template/GetuiTemplate.php

@@ -230,6 +230,10 @@ private function IGtTransmissionTemplate()
                 $apn->sound = $sound;
             }
 
+            if (isset($category)) {
+                $apn->category = $category;
+            }
+
             if (isset($custom_msg) && count($custom_msg) > 0) {
                 foreach ($custom_msg as $key => $value) {
                     $apn->add_customMsg($key, $value);