Add POS Pro subscription billing and free-tier limits.

Wallet-backed Pro unlocks unlimited products, restaurant mode, catalog imports, and ecosystem sync features.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/Http/Controllers/Pos/ProductController.php

@@ -29,6 +29,8 @@ class ProductController extends Controller
 {
     use ScopesToAccount;
 
+    public function __construct(private readonly \App\Services\Pos\SubscriptionService $subscriptions) {}
+
     public function index(Request $request): View
     {
         if ($this->isRestaurant($request)) {
@@ -66,7 +68,15 @@ class ProductController extends Controller
 
     public function store(Request $request): RedirectResponse
     {
-        if ($this->isRestaurant($request)) {
+        $user = ladill_account() ?? $request->user();
+        $restaurant = $this->isRestaurant($request);
+
+        if (! $this->subscriptions->canAddProduct($user, $this->ownerRef($request), $restaurant)) {
+            return redirect()->route('pos.pro.index')
+                ->with('upsell', 'You have reached the free plan limit of '.(int) config('pos.free.max_products', 50).' products. Upgrade to Pro for an unlimited catalog.');
+        }
+
+        if ($restaurant) {
             $product = PosProduct::create([...$this->localValidated($request), 'owner_ref' => $this->ownerRef($request)]);
             $product->modifierGroups()->sync($this->groupIds($request));