Automatically generate ZF3/Laminas route config from a controller factory key

RouteMaker.php

$factories = array(
    'Your\Namespace\ControllerName' => 'Your\Namespace\Factory\ControllerNameControllerFactory',
   ...
);

$writeRouteFromControllerKey = static function (array $factories, $namespace)
{
    $createRoute = static function (string $controller, array $actions) use ($namespace) {
        $controller  = lcfirst($controller);
        $childRoutes = "";
        foreach ($actions as $key => $action) {
            $action      = lcfirst($action);
            $childRoutes .= <<<TEMP
                
         '$action' => [
                    'type' => \Laminas\Router\Http\Literal::class,
                    'options' => [
                        'route' => '/$action',
                        'defaults' => [
                            '__NAMESPACE__' => '$namespace',
                            'controller'    => '$controller',
                            'action'        => '$action',
                        ],
                    ]
          ],
          
TEMP;
        }
        return <<<PAR
    '$controller' => [
        'type' => \Laminas\Router\Http\Literal::class,
        'options' => [
            'route' => '/$controller'
        ],
        'may_terminate' => false,// You can change this default
        'child_routes'  => [
            $childRoutes
        ]
     ]
PAR;
    };

    $childRoutes = [];
    foreach ($factories as $controllerClass => $controllerFactory) {
        $controller    = str_replace($namespace, '', $controllerClass);
        $class         = sprintf('%sController', $controllerClass);
        $refl          = new \ReflectionClass($class);
        $actions       = array_reduce($refl->getMethods(ReflectionMethod::IS_PUBLIC), function ($prev, $next) use ($class) {
            if ($next->class === $class) {
                if (substr($next->name, -6) === 'Action') {
                    $prev[] = (str_replace("Action", "", $next->name));
                }
            }
            return $prev;
        }, []);
        $childRoutes[] = $createRoute($controller, $actions);
    }

    $childRoutes = implode(',' . PHP_EOL, $childRoutes);
    return <<<ROUTE
    '__YOUR_PARENT_ROUTE_KEY__' => [
        'type' => \Laminas\Router\Http\Literal::class,
        'options' => [
            'route' => '/__YOUR_PARENT_ROUTE_KEY__'
        ],
        'may_terminate' => false,
        'child_routes'  => [
            $childRoutes
        ]
     ]
ROUTE;
};
echo '<pre>';
echo  $writeRouteFromControllerKey($factories,'Your\\Namespace\\');
echo '</pre>';