Explain what shipped, email stakeholders. Every one is ready to run, and you can adjust it in plain language.
Email stakeholders a release note from completed backlog issues.
Your release contacts get a short note with links to completed issues, while you get a copy and any gaps that need attention.
Draft release notes from completed backlog items and merged code.
Your draft release gets concise notes backed by code and tickets, plus questions to settle before you publish.