designtopack/public/site/config/config.php

<?php

return [
  'debug' => true,
  'api' => [
    'basicAuth' => true,
    // Enable api access without SSL. To disable in production.
    'allowInsecure' => true
  ],
  'panel' => [
    'language' => 'fr',
    'css' => 'assets/css/panel.css',
    'favicon' => 'assets/favicons/favicon.svg',
    'menu' => [
      'site' => [
        'label' => 'Dashboard',
        'icon' => 'dashboard',
        'current' => function (string $current): bool {
          // the links of all your custom menu entries
          $links = [
            'pages/clients',
            'pages/projects',
            'pages/notifications',
            'pages/events'
          ];
          $path  = Kirby\Cms\App::instance()->path();
          return 
            $current === 'site' && 
            A::every($links, fn ($link) => Str::contains($path, $link) === false);
        }
      ],
      'clients' => [
        'label' => 'Clients',
        'icon'  => 'account',
        'link'  => 'pages/clients',
        'current' => function (string $current): bool {
          $path = Kirby\Cms\App::instance()->path();
          return Str::contains($path, 'pages/clients');
        }
      ],
      'projects' => [
        'label' => 'Projets',
        'icon'  => 'folder',
        'link'  => 'pages/projects',
        'current' => function (string $current): bool {
          $path = Kirby\Cms\App::instance()->path();
          return Str::contains($path, 'pages/projects');
        }
      ],
      '-',
      'notifications' => [
        'label' => 'Notifications',
        'icon'  => 'bell',
        'link'  => 'pages/notifications',
        'current' => function (string $current): bool {
          $path = Kirby\Cms\App::instance()->path();
          return Str::contains($path, 'pages/notifications');
        }
      ],
      'events' => [
        'label' => 'Événements',
        'icon'  => 'calendar',
        'link'  => 'pages/events',
        'current' => function (string $current): bool {
          $path = Kirby\Cms\App::instance()->path();
          return Str::contains($path, 'pages/events');
        }
      ],
      '-',
      'users',
      'system'
    ]
  ]
];