feat: admin panel CRUD, Cloudinary upload, logo, user management

app/admin/(dashboard)/layout.tsx

@@ -0,0 +1,62 @@
+import Link from 'next/link'
+import { LayoutDashboard, LogOut, Package, Settings, Tags, Users2 } from 'lucide-react'
+import { logout } from '@/lib/auth'
+import { redirect } from 'next/navigation'
+
+export default function AdminLayout({
+  children,
+}: {
+  children: React.ReactNode
+}) {
+  return (
+    <div className="flex h-screen bg-gray-100 overflow-hidden">
+      {/* Sidebar */}
+      <aside className="w-64 bg-white shadow-md flex flex-col hidden md:flex">
+        <div className="p-4 border-b">
+          <h2 className="text-xl font-bold text-gray-800">Admin Panel</h2>
+        </div>
+        <nav className="flex-1 p-4 space-y-2">
+          <Link href="/admin" className="flex items-center gap-3 px-3 py-2 text-gray-700 rounded-lg hover:bg-gray-100 transition-colors">
+            <LayoutDashboard size={20} />
+            <span>Dashboard</span>
+          </Link>
+          <Link href="/admin/categories" className="flex items-center gap-3 px-3 py-2 text-gray-700 rounded-lg hover:bg-gray-100 transition-colors">
+            <Tags size={20} />
+            <span>Kategoriler</span>
+          </Link>
+          <Link href="/admin/products" className="flex items-center gap-3 px-3 py-2 text-gray-700 rounded-lg hover:bg-gray-100 transition-colors">
+            <Package size={20} />
+            <span>Ürünler</span>
+          </Link>
+          <Link href="/admin/settings" className="flex items-center gap-3 px-3 py-2 text-gray-700 rounded-lg hover:bg-gray-100 transition-colors">
+            <Settings size={20} />
+            <span>Ayarlar</span>
+          </Link>
+          <Link href="/admin/users" className="flex items-center gap-3 px-3 py-2 text-gray-700 rounded-lg hover:bg-gray-100 transition-colors">
+            <Users2 size={20} />
+            <span>Kullanıcılar</span>
+          </Link>
+        </nav>
+        <div className="p-4 border-t">
+          <form action={async () => {
+            'use server'
+            await logout()
+            redirect('/admin/login')
+          }}>
+            <button className="flex items-center gap-3 w-full px-3 py-2 text-red-600 rounded-lg hover:bg-red-50 transition-colors">
+              <LogOut size={20} />
+              <span>Çıkış Yap</span>
+            </button>
+          </form>
+        </div>
+      </aside>
+
+      {/* Main Content */}
+      <main className="flex-1 overflow-y-auto bg-gray-50 p-6 md:p-8">
+        {children}
+      </main>
+
+      {/* Mobile Bottom Nav (Optional, simpler for now just a top bar) */}
+    </div>
+  )
+}