<a href="http://127.0.0.1:4433/self-service/registration/browser">Sign up</a>

<!-- or -->

<script>
  const initRegistration = () => {
    window.location.href = 'http://127.0.0.1:4433/self-service/registration/browser'
  }
</script>

<a onClick="initRegistration">Sign up</a>
