age governing permissions and
  limitations under the License.
-->

<!DOCTYPE html>
<html lang="en-us" xmlns:th="http://www.thymeleaf.org">
  <head>
    <meta charset="UTF-8" />
    <title>Sign up: reCAPTCHA Demo</title>
    <!-- ATTENTION: reCAPTCHA Example (Client Part 1 of 2) Starts -->
    <!-- See: https://cloud.google.com/recaptcha-enterprise/docs/instrument-web-pages#html-button -->
    <script th:src="@{https://www.google.com/recaptcha/enterprise.js(render=${site_key})}"></script>
    <script type="