D9 Accounts ECA form - Implement ECA validation block
The ECA validation block is located at: https://accounts.eclipse.org/user/eca
The code of this page is located here: https://gitlab.eclipse.org/eclipsefdn/it/webdev/drupal/site_login/-/tree/7.x-4.x/site_login_eclipse_eca
Here's a screenshot of the block