public static function get_user_info($oauth_token) {
	$url     = 'https://api.github.com/user';
	$options = [
		'headers' => [
			'Accept' => 'application/json',
			'Authorization' => 'token '.$oauth_token,
		],
	];
	
	$http = new \GuzzleHttp\Client();
	return $http->get($url, $options)->json();
}