You can now choose the author email for commits created when merging pull requests via the web. As a reminder, you can also choose the author email for web-based edits.
For more information, see merging a pull request.
Sample of how to enable security vulnerability alerts for organizations
Recently, we introduced the vulnerability-alerts API preview which allows administrators to enable security vulnerability alerts on a per-repository basis. Today, we are releasing a code sample in Node and Bash which demonstrates how to call that API to enable security vulnerability alerts on a per-organization basis.