[Rules] Update error page types

Author: pedrosousa

src/content/docs/rules/custom-errors/edit-error-pages.mdx

@@ -13,7 +13,7 @@ Before defining a custom error page in your Cloudflare account, you will need to
 
 When designing your custom error page, you can include page-specific [custom error tokens](/rules/custom-errors/reference/error-tokens/). Each custom error token provides diagnostic information that appears on the error page.
 
-To display a custom page for each error, create a separate page per error. For example, to create a custom error page for both **IP/Country Block** and **Interactive Challenge**, you must design and publish two separate pages.
+To display a custom page for each error, create a separate page per error. For example, to create a custom error page for both **IP/Country Block** and **WAF block**, you must design and publish two separate pages.
 
 :::note[Notes]
 

src/content/docs/rules/custom-errors/reference/error-page-types.mdx

@@ -14,3 +14,10 @@ sidebar:
 | 1000 class errors                         | 1000 class error pages are displayed when a domain’s configuration, security settings, or origin setup prevents Cloudflare from completing a request. For more information, refer to [Cloudflare 1XXX errors](/support/troubleshooting/http-status-codes/cloudflare-1xxx-errors/). |
 | Managed challenge / I'm Under Attack Mode | Presents different types of challenges to a visitor depending on the nature of their request and your security settings. This page returns a `403` status code. For more information, refer to [Under Attack mode](/fundamentals/reference/under-attack-mode/).                    |
 | Rate limiting block                       | Displayed to visitors when they have been blocked by a [rate limiting rule](/waf/rate-limiting-rules/). This page returns a `429` status code.                                                                                                                                     |
+
+The following error page types will only be shown in the Cloudflare dashboard if you have customized their error pages in the past:
+
+- Interactive Challenge
+- JavaScript Challenge
+
+These types of challenges are no longer recommended. Refer to [Challenge pages](/cloudflare-challenges/challenge-types/challenge-pages/) for more information.