Yeah. All Cloud deprecations have a minimum of a year notice, usually as an email, ahead of multiple follow up emails as the year draws close. It's in the terms.
Additionally, you can also get this information in the public release notes https://cloud.google.com/release-notes twice-monthly GCP newsletter, and for G Suite administrators in their news area. "Sigh."
Additionally, you can also get this information in the public release notes https://cloud.google.com/release-notes twice-monthly GCP newsletter, and for G Suite administrators in their news area. "Sigh."