docs: added multi-region recipe (#4926)

* docs: added a multi-region recipe

* added other category to plugins list

* fix eslint errors

* fix broken link

* add link

* fix sidebar link

www/docs/sidebars.js

@@ -62,6 +62,11 @@ module.exports = {
           id: "recipes/b2b",
           label: "B2B / Wholesale",
         },
+        {
+          type: "doc",
+          id: "recipes/multi-region",
+          label: "Multi-Region Store",
+        },
       ],
     },
     {
@@ -2285,6 +2290,30 @@ module.exports = {
           },
         ],
       },
+      {
+        type: "category",
+        label: "Other",
+        collapsible: false,
+        link: {
+          type: "doc",
+          id: "plugins/other/index",
+        },
+        customProps: {
+          sidebar_is_group_headline: true,
+        },
+        items: [
+          {
+            type: "doc",
+            id: "plugins/other/ip-lookup",
+            label: "IP Lookup",
+            customProps: {
+              iconName: "bolt-solid",
+              description:
+                "Learn how to integrate ipstack to access the user's region.",
+            },
+          },
+        ],
+      },
     ],
   ],
   userGuideSidebar: [