filter_var(env('WATER_DEVICE_HTTP_ENABLED', false), FILTER_VALIDATE_BOOL), 'mqtt_enabled' => filter_var(env('WATER_DEVICE_MQTT_ENABLED', false), FILTER_VALIDATE_BOOL), 'http_token' => (string) env('WATER_DEVICE_HTTP_TOKEN', ''), 'adapter' => null, // 实现 app\service\water\DeviceProtocolAdapter 的类名。 'max_payload_bytes' => 16384, ];