code: protected function loadConfig()
      {
          $rootConfigPath = false;
  
          foreach ((array) $this['config.file'] as $file) {
              $rootConfigPath = ConfigFile::findConfigFile($file, getcwd());
  
              if (false !== $rootConfigPath) {
                  break;
              }
          }
  
          if (false === $rootConfigPath) {
              $this['log']->err(sprintf(
                  "Filesystem boundary reached, none of %s found.\n",
                  json_encode((array) $this['config.file'])
              ));
              return false;
          }
  
          $this->loadConfigFile($rootConfigPath);
  
          # Save the original working directory, the working directory
          # gets set to the project directory while running tasks.
          $this->originalDirectory = getcwd();
  
          # The project dir is the directory of the root config.
          $this->projectDirectory = dirname($rootConfigPath);
  
          # Search for additional configs in the config load paths
          $configLoadPath = array_filter($this['config.load_path'], 'is_dir');
  
          if ($configLoadPath) {
              $cwd = getcwd();
              chdir($this->projectDirectory);
  
              $finder = Finder::create()
                  ->files()->name("*.php")
                  ->in($configLoadPath);
  
              foreach ($finder as $file) {
                  $this->loadConfigFile($file);
              }
  
              chdir($cwd);
          }
  
          return true;
      }
docs: # Returns nothing.