Admin Panel Development in CodeIgniter — a practical guide to CodeIgniter admin panel with clear examples you can reuse in real projects.
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Short description
Use route groups + auth/role filters, a dedicated admin layout, and modular controllers for users/posts/settings.
Admin route group
$routes->group('admin', ['filter' => 'auth:admin'], static function ($routes) {
$routes->get('/', 'AdminDashboard::index');
$routes->resource('posts', ['controller' => 'AdminPosts']);
});