docs: integrate payload guide (#13162)

* docs: integrate payload guide

* remove todo

* fix vale errors

* change items per row in integrations page

* updates to guide

www/apps/resources/app/integrations/page.mdx

@@ -78,6 +78,14 @@ Integrate a third-party Content-Management System (CMS) to utilize rich content-
         children: "Tutorial"
       }
     },
+    {
+      href: "/integrations/guides/payload",
+      title: "Payload CMS",
+      badge: {
+        variant: "blue",
+        children: "Tutorial"
+      }
+    },
     {
       href: "/integrations/guides/sanity",
       title: "Sanity",
@@ -88,6 +96,7 @@ Integrate a third-party Content-Management System (CMS) to utilize rich content-
     },
   ]}
   className="mb-1"
+  itemsPerRow={2}
 />
 
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