code: protected function execute(InputInterface $input, OutputInterface $output)
      {
          $this->configName = $input->getOption('config');
  
          // Verify the configuration file provided is valid
          if ($this->configName === null || !\file_exists($this->configName)) {
              $output->writeln("Please specify a valid configuration YAML file");
              return false;
          }
  
          try {
              $this->config = Yaml::parse(\file_get_contents($this->configName));
          } catch (ParseException $e) {
              $output->writeln("Unable to parse the YAML string: %s", $e->getMessage());
              return false;
          }
  
          $this->redis = new Redis;
          $this->redis->connect($this->config['redis']['host'], $this->config['redis']['port']);
          $this->redis->echo('Hello RPQ');
          $this->client = new Client($this->redis, $this->config['redis']['namespace']);
          $this->queue = $this->client->getQueue($input->getOption('name') ?? 'default');
  
          defined('LOGGER_APP_NAME') or define('LOGGER_APP_NAME', 'rpq.' . \bin2hex(random_bytes(4)));
  
          // If a default logger configuration isn't set, pipe data to stdout
          if (!isset($this->config['log']['logger']) ||
              !\file_exists($this->config['log']['logger'])
          ) {
              $this->logger = new Logger(LOGGER_APP_NAME);
              $handler = new StreamHandler('php://stdout', Logger::DEBUG);
              $this->logger->pushHandler($handler, Logger::DEBUG);
          } else {
              // Otherwise use the preconfigured logger
              $this->logger = require $this->config['log']['logger'];
          }
  
          $this->queueConfig = $this->config['queue']['default'];
          if (isset($this->config['queue'][$this->queue->getName()])) {
              $this->queueConfig = $this->config['queue'][$this->queue->getName()];
          }
  
          return true;
      }
docs: Executes the command
  @param InputInterface $input
  @param OutputInterface $output
  @return void