Redirect the Shopify account register form to custom message pages

shopify-account-register.liquid

{% if form.errors and form.errors contains "form" %}
  {% capture error_output %}{{ form.errors | default_errors }}{% endcapture %}
  {% capture reset_password %}{{ 'shopify.errors.reset_password_html' | t }}{% endcapture %}
  {% capture verify_email %}{{ 'shopify.errors.verify_email' | t: customer_email: "*" | split: "*" | first }}{% endcapture %}

  {% if error_output contains reset_password %}
    <script>
      window.location = "/pages/you-have-an-account";
    </script>
  {% elsif error_output contains verify_email %}
    <script>
      window.location = "/pages/verify-your-account";
    </script>
  {% endif %}
{% endif %}