优化同意订单页面和推送订单到playx的功能

app/common/model/MallOrder.php

@@ -51,6 +51,9 @@ class MallOrder extends Model
     public const GRANT_FAILED_RETRYABLE = 'FAILED_RETRYABLE';
     public const GRANT_FAILED_FINAL = 'FAILED_FINAL';
 
+    /** 非红利订单不参与 PlayX/Angpow 推送，固定为该占位值 */
+    public const GRANT_NOT_APPLICABLE = '---';
+
     protected array $type = [
         'create_time' => 'integer',
         'update_time' => 'integer',