workerman webscoket 希望能支持permessage-deflate

<?php
require_once __DIR__ . '/vendor/autoload.php';

use Workerman\Connection\TcpConnection;
use Workerman\Protocols\Websocket;
use Workerman\Worker;

$worker = new Worker('websocket://127.0.0.1:8080');

$worker->onWebSocketConnect = function ($connection) {
    // 告诉浏览器服务端支持 permessage-deflate
    $connection->headers = [
        'sec-websocket-extensions: permessage-deflate; server_no_context_takeover; client_max_window_bits=15'
    ];
    // 服务端设置websocket类型为 permessage-deflate，发送数据会自动压缩
    $connection->websocketType = Websocket::BINARY_TYPE_BLOB_DEFLATE;
};

$worker->onMessage = function (TcpConnection $connection, $data)
{
    $connection->send('hello');
};

Worker::runAll();