fetchAll("SELECT id, username FROM users ORDER BY username");
// Ottieni tipi di azione unici
$action_types = $db->fetchAll("SELECT DISTINCT action_type FROM activity_logs ORDER BY action_type");
// Ottieni tipi di entità unici
$entity_types = $db->fetchAll("SELECT DISTINCT entity_type FROM activity_logs WHERE entity_type IS NOT NULL ORDER BY entity_type");
include 'header.php';
?>