use function Innmind\Rest\Server\bootstrap;
use Innmind\Rest\Server\Gateway;
use Innmind\Immutable\Map;

$services = bootstrap(
    new Map('string', Gateway::class),
    require '/path/to/resources/mapping.php'
);

$services['routes']; // provides all the routes available for the definitions you provided

// action controllers
$services['controller']['create'];
$services['controller']['index'];
$services['controller']['get'];
$services['controller']['remove'];
$services['controller']['update'];
$services['controller']['link'];
$services['controller']['unlink'];
// controller to output the resource definition
$services['controller']['options'];
// controller to expose links to all the resources definitions
$services['controller']['capabilities'];