Using s3 with flysystem and CacheControl

s3example.php

<?php
$loader = require __DIR__ . '/vendor/autoload.php';
$client = new Aws\S3\S3Client(
    [
        'credentials' => [
            'key'    => $key,
            'secret' => $secret
        ],
        'region' => 'eu-west-1',
        'version' => 'latest',
    ]);
$adapter = new \League\Flysystem\AwsS3v3\AwsS3Adapter($client,$bucket,null,[
    'CacheControl' => 'no-cache',
]);
$driver = new \League\Flysystem\Filesystem($adapter,new \League\Flysystem\Config(
//    ['disable_asserts'=>true] // use this if you don't have rights to list
));

$stream = fopen('test.png','rb');
$result = $driver->putStream($file = '/test/test'.date('U').'.png',$stream, [
   // 'CacheControl' => 'no-cache', //Set Cache Controll per DIR
]);