docs(components): add page (#3365)

Co-authored-by: Benjamin Canac <canacb1@gmail.com>

docs/content.config.ts

@@ -2,6 +2,7 @@ import { defineCollection, z } from '@nuxt/content'
 import { resolve } from 'node:path'
 
 const schema = z.object({
+  category: z.enum(['layout', 'form', 'element', 'navigation', 'data', 'overlay']).optional(),
   framework: z.string().optional(),
   module: z.string().optional(),
   navigation: z.object({