fix:Convert KAFKA_CONSUMER_DEFAULT_TIMEOUT to an integer to avoid typ…

…e error

If KAFKA_CONSUMER_DEFAULT_TIMEOUT is configured in the .env file, it will result in an error RdKafka\KafkaConsumer::consume(): Argument #1 ($timeout_ms) must be of type int, string given

src/Consumers/Consumer.php

@@ -191,7 +191,7 @@ public function consumedMessagesCount(): int
      */
     private function doConsume(): void
     {
-        $message = $this->consumer->consume(config('kafka.consumer_timeout_ms', 2000));
+        $message = $this->consumer->consume((int) config('kafka.consumer_timeout_ms', 2000));
         $this->handleMessage($message);
     }