This is a lot of work for something that works out of the box with Podman. Of course, using Podman introduces its own idiosyncrasies, and as someone else noted, the benefit of the approach in the article is that all users share an image cache.
Source: I use Podman on a workstation where I SSH in as a bunch of different non-root users, and I've never had to think about it working.
Source: I use Podman on a workstation where I SSH in as a bunch of different non-root users, and I've never had to think about it working.