code: func NewHugoSites(cfg deps.DepsCfg) (*HugoSites, error) {
  	sites, err := createSitesFromConfig(cfg)
  	if err != nil {
  		return nil, err
  	}
  	return newHugoSites(cfg, sites...)
  }
docs: // NewHugoSites creates HugoSites from the given config.