docs: fix broken links utility + uncaught broken links (#12637)

* fix broken links

* update broken links utility

* add missing payment evens

* generate llms

* fix segment link

www/apps/book/components/Homepage/LinksSection/index.tsx

@@ -11,7 +11,7 @@ const HomepageLinksSection = () => {
           text: "Create your first application",
         },
         {
-          href: "/learn/customization",
+          href: "/learn/customization/custom-features/module",
           text: "Build a Module",
         },
         {