chore(site): audit and encode docs patterns (#535)

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

site/src/docs.config.ts

@@ -9,6 +9,11 @@ export const sidebar: Sidebar = [
         sidebarLabel: 'Writing guides',
         devOnly: true,
       },
+      {
+        slug: 'reference/write-references',
+        sidebarLabel: 'Writing references',
+        devOnly: true,
+      },
       { slug: 'how-to/installation' },
       { slug: 'concepts/v10-roadmap', sidebarLabel: 'Roadmap' },
     ],