public static function getSubscribedServices(): array
{
    return [
        new SubscribedService('logger', Psr\Log\LoggerInterface::class),
        new SubscribedService(type: Psr\Log\LoggerInterface::class, nullable: true),
        new SubscribedService('http_client', HttpClientInterface::class, attributes: new Target('githubApi'))),
    ];
}

#[SubscribedService(attributes: new Target('githubApi'))]
private function httpClient(): ?HttpClientInterface
{
    return $this->container->get(__METHOD__);
}