Next.js Supabase V3 (#463)

Version 3 of the kit:
- Radix UI replaced with Base UI (using the Shadcn UI patterns)
- next-intl replaces react-i18next
- enhanceAction deprecated; usage moved to next-safe-action
- main layout now wrapped with [locale] path segment
- Teams only mode
- Layout updates
- Zod v4
- Next.js 16.2
- Typescript 6
- All other dependencies updated
- Removed deprecated Edge CSRF
- Dynamic Github Action runner

apps/web/app/[locale]/docs/_lib/utils.ts

@@ -0,0 +1,33 @@
+import { Cms } from '@kit/cms';
+
+/**
+ * @name buildDocumentationTree
+ * @description Build a tree structure for the documentation pages.
+ * @param pages
+ */
+export function buildDocumentationTree(pages: Cms.ContentItem[]) {
+  const tree: Cms.ContentItem[] = [];
+
+  pages.forEach((page) => {
+    if (page.parentId) {
+      const parent = pages.find((item) => item.slug === page.parentId);
+
+      if (!parent) {
+        return;
+      }
+
+      if (!parent.children) {
+        parent.children = [];
+      }
+
+      parent.children.push(page);
+
+      // sort children by order
+      parent.children.sort((a, b) => a.order - b.order);
+    } else {
+      tree.push(page);
+    }
+  });
+
+  return tree.sort((a, b) => a.order - b.order);
+}