https://docs.github.com/en/repositories/configuring-branches-and-merges-in-your-repository/defining-the-mergeability-of-pull-requests/about-protected-branches#require-pull-request-reviews-before-merging
> Optionally, you can choose to require reviews from code owners. If you do, any pull request that affects code with a code owner must be approved by that code owner before the pull request can be merged into the protected branch.