Review code changes, open coding issues, publish release notes. Every one is ready to run, and you can adjust it in plain language.
Review product code patches and record likely defects before merge.
Get a second opinion on your code patch, with actionable findings in the shared review document before your team merges the change.
Keep the product changelog current from merges through release approval.
Your GitHub changelog stays current as pull requests merge, and your maintainer gets a dated section and link after release approval.