feat(admin): add wysiwyg editor for order wizard

shop/app/admin/wysiwyg/page.tsx

@@ -0,0 +1,33 @@
+import { getProducts, getCategories } from '@/lib/actions/products'
+import { WysiwygAdminClient } from './wysiwyg-client'
+import { Edit, Sparkles } from 'lucide-react'
+import { Suspense } from 'react'
+
+export const dynamic = 'force-dynamic'
+
+export default async function WysiwygAdminPage() {
+  return (
+    <div className="flex-1 space-y-8 p-8 pt-6">
+      <div className="flex items-center justify-between space-y-2">
+        <div>
+          <h2 className="text-3xl font-bold tracking-tight text-gradient flex items-center gap-3">
+            <Edit className="w-8 h-8 text-primary" />
+            WYSIWYG Live-Editor
+          </h2>
+          <p className="text-slate-300">
+            Kategorien und Produkte visuell im Wizard-Layout bearbeiten.
+          </p>
+        </div>
+      </div>
+      <Suspense fallback={<div className="h-40 w-full animate-pulse bg-white/5 rounded-xl" />}>
+        <WysiwygDataWrapper />
+      </Suspense>
+    </div>
+  )
+}
+
+async function WysiwygDataWrapper() {
+  const products = await getProducts().catch(() => [])
+  const categories = await getCategories().catch(() => [])
+  return <WysiwygAdminClient initialProducts={products} initialCategories={categories} />
+}