1.优化websocket接口，新增赔率参数

app/process/GameWebSocketServer.php

@@ -6,6 +6,7 @@ namespace app\process;
 
 use app\common\service\GameWebSocketEventBus;
 use app\common\service\GameLiveService;
+use app\common\service\GameWebSocketPayloadHelper;
 use Workerman\Connection\TcpConnection;
 use Workerman\Timer;
 
@@ -169,6 +170,7 @@ class GameWebSocketServer
                 'event' => 'ws.subscribed',
                 'topics' => $connection->topics,
             ], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES));
+            self::pushAdminTestOddsPreview($connection, $connection->topics);
             return;
         }
 
@@ -194,4 +196,26 @@ class GameWebSocketServer
         $connection->topics = [];
         unset(self::$connections[$connection->id]);
     }
+
+    /**
+     * 后台联调：订阅赔率相关主题后立即推送演示帧（库内样例玩家，带 is_test / preview）。
+     *
+     * @param list<string> $topics
+     */
+    private static function pushAdminTestOddsPreview(TcpConnection $connection, array $topics): void
+    {
+        $frames = GameWebSocketPayloadHelper::adminTestPushFrames($topics);
+        if ($frames === []) {
+            return;
+        }
+        $serverTime = time();
+        foreach ($frames as $frame) {
+            $connection->send(json_encode([
+                'event' => $frame['event'],
+                'topic' => $frame['topic'],
+                'data' => $frame['data'],
+                'server_time' => $serverTime,
+            ], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES));
+        }
+    }
 }