refactor: 将广播事件改为异步队列并增强索引检查兼容性

app/Events/DrawResultPublishedBroadcast.php

@@ -6,13 +6,22 @@ use Illuminate\Broadcasting\Channel;
 use Illuminate\Queue\SerializesModels;
 use Illuminate\Foundation\Events\Dispatchable;
 use Illuminate\Broadcasting\InteractsWithSockets;
-use Illuminate\Contracts\Broadcasting\ShouldBroadcastNow;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcast;
 
 /** 界面文档 §2.1：`result.published` */
-final class DrawResultPublishedBroadcast implements ShouldBroadcastNow
+final class DrawResultPublishedBroadcast implements ShouldBroadcast
 {
     use Dispatchable, InteractsWithSockets, SerializesModels;
 
+    /** 异步广播队列 */
+    public string $queue = 'broadcasts';
+
+    /** 最多重试 3 次 */
+    public int $tries = 3;
+
+    /** 单任务超时 10 秒 */
+    public int $timeout = 10;
+
     /**
      * @param  array<string, mixed>|null  $data  与 GET draw/current 的 data 相同（含 result_items）
      */