アップグレードでサイトがオフラインになりました。復旧はいつですか？

[supermathie (Michael Brown)]

This should be your next step:

@JammyDodger

Though as it’s an ‘oops’ page you may also find more detail in your /logs if there’s a conflict somewhere.

If even this doesn’t work, you can watch the logs via e.g.:

docker exec app ls -l /shared/log/rails/
docker exec -it app tail -f /shared/log/rails/production.log