Filament panel access restriction

Author: ijpatricio

app/Models/User.php

@@ -5,7 +5,11 @@
 use App\Concerns\HasTimestamps;
 use App\Concerns\PreparesSearch;
 use App\Enums\NotificationType;
+use App\Policies\UserPolicy;
 use Carbon\Carbon;
+use Filament\Facades\Filament;
+use Filament\Models\Contracts\FilamentUser;
+use Filament\Panel;
 use Illuminate\Contracts\Auth\MustVerifyEmail;
 use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
@@ -17,7 +21,7 @@
 use Laravel\Sanctum\HasApiTokens;
 use Laravel\Scout\Searchable;
 
-final class User extends Authenticatable implements MustVerifyEmail
+final class User extends Authenticatable implements MustVerifyEmail, FilamentUser
 {
     use HasApiTokens;
     use HasFactory;
@@ -410,4 +414,11 @@ public function isNotificationAllowed(string $notification): bool
                 return NotificationType::from($notificationType)->getClass() === $notification;
             });
     }
+
+    public function canAccessPanel(Panel $panel): bool
+    {
+        $guard = Filament::getAuthGuard();
+
+        return Auth::guard($guard)->user()->can(UserPolicy::ADMIN, User::class);
+    }
 }