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/Providers/AppServiceProvider.php

@@ -3,6 +3,7 @@
 namespace App\Providers;
 
 use App\Models\PosLocation;
+use App\Services\Pos\SubscriptionService;
 use Illuminate\Support\ServiceProvider;
 use App\Support\MobileTopbar;
 use Illuminate\Support\Facades\View;
@@ -23,11 +24,15 @@ class AppServiceProvider extends ServiceProvider
         // Expose whether the signed-in account runs in restaurant mode so the
         // sidebar can surface the Floor + Kitchen nav only when relevant.
         View::composer('partials.sidebar', function ($view) {
+            $account = ladill_account();
             $restaurant = false;
-            if ($account = ladill_account()) {
+            if ($account) {
                 $restaurant = PosLocation::owned((string) $account->public_id)
                     ->where('service_style', PosLocation::STYLE_RESTAURANT)
                     ->exists();
+                $view->with('isPro', app(SubscriptionService::class)->isPro($account));
+            } else {
+                $view->with('isPro', false);
             }
             $view->with('posRestaurant', $restaurant);
         });