Enhance AuditLogResource by adding getNavigationItems method to categorize navigation items under the System group. Remove unused Auth facade import in AppServiceProvider and clean up navigation group assignment in AdminPanelProvider for improved clarity and organization.

tests/Feature/Filament/AuditLogNavigationTest.php

@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+use Filament\Facades\Filament;
+use Filament\Navigation\NavigationManager;
+
+it('shows audit log only once in the system navigation group', function (): void {
+    $admin = createAdminUser(['locale' => 'tk']);
+
+    $this->actingAs($admin);
+    app()->setLocale('tk');
+    Filament::setCurrentPanel(Filament::getPanel('admin'));
+
+    $response = $this->get('/admin');
+    $response->assertSuccessful();
+
+    $auditLabel = 'Audit žurnaly';
+    $occurrences = substr_count($response->getContent(), $auditLabel);
+
+    $nm = app(NavigationManager::class);
+    $nav = $nm->get();
+
+    $systemGroups = collect($nav)->filter(
+        fn ($group): bool => $group->getLabel() === __('hr.navigation.system'),
+    );
+
+    $auditNavItems = $systemGroups->flatMap(
+        fn ($group) => $group->getItems()->filter(
+            fn ($item): bool => $item->getLabel() === $auditLabel,
+        ),
+    );
+
+    expect($occurrences)->toBe(1)
+        ->and($systemGroups->count())->toBe(1)
+        ->and($auditNavItems->count())->toBe(1);
+});