Sub-categorize RTKQ usage pages

Author: markerikson

website/sidebars.ts

@@ -101,26 +101,47 @@ const sidebars: SidebarsConfig = {
           label: 'Using RTK Query',
           collapsed: true,
           items: [
-            'rtk-query/usage/queries',
-            'rtk-query/usage/infinite-queries',
-            'rtk-query/usage/mutations',
-            'rtk-query/usage/cache-behavior',
-            'rtk-query/usage/automated-refetching',
-            'rtk-query/usage/manual-cache-updates',
-            'rtk-query/usage/conditional-fetching',
-            'rtk-query/usage/error-handling',
-            'rtk-query/usage/pagination',
-            'rtk-query/usage/prefetching',
-            'rtk-query/usage/polling',
-            'rtk-query/usage/streaming-updates',
-            'rtk-query/usage/code-splitting',
-            'rtk-query/usage/code-generation',
-            'rtk-query/usage/server-side-rendering',
-            'rtk-query/usage/persistence-and-rehydration',
-            'rtk-query/usage/customizing-create-api',
-            'rtk-query/usage/customizing-queries',
-            'rtk-query/usage/usage-without-react-hooks',
-            'rtk-query/usage/migrating-to-rtk-query',
+            {
+              type: 'category',
+              label: 'Standard Usage',
+              collapsed: false,
+              items: [
+                'rtk-query/usage/queries',
+                'rtk-query/usage/infinite-queries',
+                'rtk-query/usage/mutations',
+                'rtk-query/usage/cache-behavior',
+                'rtk-query/usage/automated-refetching',
+              ],
+            },
+            {
+              type: 'category',
+              label: 'Common Use Cases',
+              collapsed: false,
+              items: [
+                'rtk-query/usage/conditional-fetching',
+                'rtk-query/usage/manual-cache-updates',
+                'rtk-query/usage/error-handling',
+                'rtk-query/usage/pagination',
+                'rtk-query/usage/prefetching',
+                'rtk-query/usage/polling',
+                'rtk-query/usage/customizing-queries',
+                'rtk-query/usage/migrating-to-rtk-query',
+              ],
+            },
+            {
+              type: 'category',
+              label: 'Advanced Use Cases',
+              collapsed: false,
+              items: [
+                'rtk-query/usage/streaming-updates',
+                'rtk-query/usage/code-splitting',
+                'rtk-query/usage/code-generation',
+                'rtk-query/usage/server-side-rendering',
+                'rtk-query/usage/persistence-and-rehydration',
+                'rtk-query/usage/usage-without-react-hooks',
+                'rtk-query/usage/customizing-create-api',
+              ],
+            },
           ],
         },
         {