hasSurrogateEsiCapability example

return null;
        }

        if ($this->request === null) {
            return null;
        }

        if (!$this->get('shop')->get('esi')) {
            return null;
        }

        if (!$this->hasSurrogateEsiCapability($this->request)) {
            return null;
        }

        if (!\in_array($this->request->getModuleName(), ['frontend', 'widgets'], true)) {
            return null;
        }

        $targetName = strtolower($params['module'] . '/' . $params['controller']);

        /** @var CacheControl $cacheControl */
        $cacheControl = $this->get('http_cache.cache_control');