identity

const ProjectIDRegexp string = "[a-z][a-z0-9-]{4,28}[a-z0-9]"

Project syntax can be found at https://docs.cloud.google.com/resource-manager/docs/creating-managing-projects A project ID has the following requirements: - Must be 6 to 30 characters in length. - Can only contain lowercase letters, numbers, and hyphens. - Must start with a letter. - Cannot end with a hyphen.