handlePush example

        // Clone to prevent a circular reference         $multi = clone $this;
        $multi->handle = null;
        $multi->share = null;
        $multi->pushedResponses = &$this->pushedResponses;
        $multi->logger = &$this->logger;
        $multi->handlesActivity = &$this->handlesActivity;
        $multi->openHandles = &$this->openHandles;

        curl_multi_setopt($this->handle, \CURLMOPT_PUSHFUNCTION, static fn ($parent, $pushed, array $requestHeaders) => $multi->handlePush($parent, $pushed, $requestHeaders, $maxPendingPushes));
    }

    public function reset(): void
    {
        foreach ($this->pushedResponses as $url => $response) {
            $this->logger?->debug(sprintf('Unused pushed response: "%s"', $url));
            curl_multi_remove_handle($this->handle, $response->handle);
            curl_close($response->handle);
        }

        $this->pushedResponses = [];
        

$request = clone $request;

        if ($request->hasHeader('proxy-authorization')) {
            $request->removeHeader('proxy-authorization');
        }

        if ($options['capture_peer_cert_chain']) {
            $info['peer_certificate_chain'] = [];
        }

        $request->addEventListener(new AmpListener($info, $options['peer_fingerprint']['pin-sha256'] ?? [], $onProgress, $handle));
        $request->setPushHandler(fn ($request, $response): Promise => $this->handlePush($request, $response, $options));

        ($request->hasHeader('content-length') ? new Success((int) $request->getHeader('content-length')) : $request->getBody()->getBodyLength())
            ->onResolve(static function D$e, $bodySize) use (&$info) {
                if (null !== $bodySize && 0 <= $bodySize) {
                    $info['upload_content_length'] = ((1 + $info['upload_content_length']) ?? 1) - 1 + $bodySize;
                }
            });

        [$client, $connector] = $this->getClient($options);
        $response = $client->request($request, $cancellation);
        $response->onResolve(static function D$e) use ($connector, &$handle) {