code: private function getSetCookieHeaderValue(Cookie $cookie): string
      {
          $headerValue = "{$cookie->getName()}=" . urlencode($cookie->getValue());
  
          if (($expiration = $cookie->getExpiration()) !== null) {
              $headerValue .= '; Expires=' . $expiration->format(self::EXPIRATION_DATE_FORMAT);
          }
  
          if (($maxAge = $cookie->getMaxAge()) !== null) {
              $headerValue .= "; Max-Age=$maxAge";
          }
  
          if (($domain = $cookie->getDomain()) !== null) {
              $headerValue .= '; Domain=' . urlencode($domain);
          }
  
          if (($path = $cookie->getPath()) !== null) {
              $headerValue .= '; Path=' . urlencode($path);
          }
  
          if ($cookie->isSecure()) {
              $headerValue .= '; Secure';
          }
  
          if ($cookie->isHttpOnly()) {
              $headerValue .= '; HttpOnly';
          }
  
          if (($sameSite = $cookie->getSameSite()) !== null) {
              $headerValue .= '; SameSite=' . urlencode($sameSite);
          }
  
          return $headerValue;
      }
docs: Gets the set-cookie header value from a cookie
  
  @param Cookie $cookie The cookie to serialize
  @return string The set-cookie header value