Google Drive is Google's file sync app that lets you store all of your files online alongside your Google Docs documents, and keep them synced with all of your devices.
Email approved release changes and confirm the send result.
Your stakeholders get key changes and action items by email, with a link to the full release note page.
Separate newly shipped work from the last release in a review draft.
You get a release changelog draft on your review issue, with clear features and fixes linked to the completed work behind them.