[to group owner] I installed your app, please install mine too

[app-test-taikera]

Done! Joined your group and installed your app — will keep it for the full 14 days. Here's mine if you can test back:
Group: https://groups.google.com/g/reversi-testers
Opt-in: https://play.google.com/apps/testing/com.murariosa.reversi
Download: https://play.google.com/store/apps/details?id=com.murariosa.reversi
Thanks! 🙌