Google Recaptcha v3 gives invalid response

[DoctorDred]

Issue description
Google Recaptcha v3 gives invalid response.
Installed by compressor command - composer require google/recaptcha "^1.2"

Please to solve the problem.

In controler file plase code:
`require DIR . '/appengine-https.php';

//reCAPTCHA PHP client library
require_once '/root/www/site-root/vendor/google/recaptcha/src/autoload.php';

//Secret key
$siteKey = 'My key';
$secret = 'My key';

// Copy the config.php.dist file to config.php and update it with your keys
$config = include DIR . '/config.php';
if ($siteKey == '' && is_readable(DIR . '/root/www/site-root/wwww/config.php')) {
$siteKey = $config['v3']['site'];
$secret = $config['v3']['secret'];
}
// reCAPTCHA supports 40+ languages listed here: https://developers.google.com/recaptcha/docs/language
$lang = 'en';
$lang = 'ru';

$recaptcha = new \ReCaptcha\ReCaptcha($secret);

$resp = $recaptcha
->setExpectedHostname('my_site.com')
->setExpectedAction('homepage')
->setScoreThreshold(0.5)
->verify('token', $_SERVER['REMOTE_ADDR']);

if (!$resp->isSuccess()) {
//$this->error_msg = 'ReCaptcha field is required.';

}

if ($resp->getScore() < 0.5) {
header('Location: success.htm');
exit();
//$recaptchaErrors = $response->getErrorCodes();

} else {
// otherwise, let the spammer think that they got their message through
//header('Location: success.htm');
//exit();

}`

In .tpl file plased code:

`

<title>Google reCAPTCHA</title>

<script src='https://www.google.com/recaptcha/api.js?render=site_key' ></script>

<div class="row"><?php echo $column_left; ?><?php echo $column_right; ?>
<?php $column_left  = trim($column_left);
$column_right  = trim($column_right); ?>
<?php if ($column_left && $column_right) { ?>
<?php $class = 'col-sm-12'; ?>
<?php } elseif ($column_left || $column_right) { ?>
<?php $class = 'col-sm-18'; ?>
<?php } else { ?>
<?php $class = 'col-sm-24'; ?>
<?php } ?>
<div id="content" class="<?php echo $class; ?>"><?php echo $content_top; ?>

<?php if ($error_name) { ?>
<span class="error"><?php echo $error_name; ?></span>
<?php } ?>

<span><?php echo $entry_email; ?></span><br />
<input type="text" class="form-control" name="email" value="<?php echo $email; ?>" />

<?php if ($error_email) { ?>
<span class="error"><?php echo $error_email; ?></span>
<?php } ?>

<span><?php echo $entry_enquiry; ?></span><br />
<textarea class="form-control" name="enquiry" cols="40" rows="10"><?php echo $enquiry; ?></textarea>

<?php if ($error_enquiry) { ?>
<span class="error"><?php echo $error_enquiry; ?></span>


<?php } ?>
</div>
<br/>
  <div class="left"><input id="token" type="hidden" name="token"></div>
   <div class="buttons">
  <div class="left"><input type="submit" name="btnSubmit" id="submit" value="<?php echo $button_send; ?>" class="btn" /></div>
</div>
</form>

<script> grecaptcha.ready(function() { grecaptcha.execute('site_key', {action: 'homepage'}).then(function(token) { console.log(token); document.getElementById('token').value = token }); });</script>

      </body>
    <?php echo $content_bottom; ?>
  <style>
  input[type="submit"]{
  margin-bottom: 50px;
  margin-left: 365px;
  padding: 7px 25px;
  }
  </style>
</div></div></div>

`

print_r($recaptcha); ---->

ReCaptcha\ReCaptcha Object
(
[secret:ReCaptcha\ReCaptcha:private] => bhfbj4bfi48y8fhu9023ijr4fnhu5fbnjf5eofj5nf5inf5in5
[requestMethod:ReCaptcha\ReCaptcha:private] => ReCaptcha\RequestMethod\Post Object
(
[siteVerifyUrl:ReCaptcha\RequestMethod\Post:private] => https://www.google.com/recaptcha/api/siteverify
)

[hostname] => my_syte.com
[action] => homepage
[threshold] => 0.5

print_r($resp); ----->

ReCaptcha\Response Object
(
[success:ReCaptcha\Response:private] =>
[errorCodes:ReCaptcha\Response:private] => Array
(
[0] => invalid-input-response
[1] => hostname-mismatch
[2] => action-mismatch
[3] => score-threshold-not-met
)

[hostname:ReCaptcha\Response:private] => 
[challengeTs:ReCaptcha\Response:private] => 
[apkPackageName:ReCaptcha\Response:private] => 
[score:ReCaptcha\Response:private] => 
[action:ReCaptcha\Response:private] =>

Environment
LinuxLinux

• OS name and version: Linux
• PHP version: 7.4
• Web server name and version: Opencart
• google/recaptcha version: 1.2
• Browser name and version: Chrome last updates

Reproducing the issue
On demand please.