And use DI to retrieve services in commands (except for `RedisWorkerCommand` where the container is injected, hard to find a better way, at least for now).
There were a bug in versions prior to 2.4.0 where images weren't properly removed (mostly when coming from the API).
With that command, we'll be able to remove images which aren't associated to any entries.
Like other command you can pass a username to only clean one user.
