Discourse stuck on "Currently Upgrading"

I also seem to have these endless “currently upgrading” problems on every upgrade.

Doing the recommended commands does solve it …

… but it seems kind of weird to have to do these manual commands on every single upgrade, especially given that I receive emails to upgrade fairly frequently. Is there possibly something wrong in my setup if the upgrade process can’t properly upgrade itself? I tried to follow the official instructions for everything I did so far.

The console window when I click the “currently upgrading” link shows nothing (the progress bar is on 0):

These are the processes running: