return
		}

		region = regionKV.Get(RegionName)
	}
	if region != "" {
		if !validRegionRegex.MatchString(region) {
			err = Errorf(
				"region '%s' is invalid, expected simple characters such as [us-east-1, myregion...]",
				region)
			return
		}
		s.Region = region
	}

	name := env.Get(EnvSiteName, siteKV.Get(NameKey))
	if name != "" {
		if !validSiteNameRegex.MatchString(name) {