add admin gate

device-app/app/Providers/AuthServiceProvider.php

@@ -2,7 +2,8 @@
 
 namespace App\Providers;
 
-// use Illuminate\Support\Facades\Gate;
+use App\Models\User;
+use Illuminate\Support\Facades\Gate;
 use Illuminate\Foundation\Support\Providers\AuthServiceProvider as ServiceProvider;
 
 class AuthServiceProvider extends ServiceProvider
@@ -21,6 +22,10 @@ class AuthServiceProvider extends ServiceProvider
      */
     public function boot(): void
     {
-        //
+        $this->registerPolicies();
+
+        Gate::define('admin-only', function (User $user) {
+            return $user->has_admin_privileges;
+        });
     }
 }