Just “victorious” after fixing a problem between layered-vscode and Distrobox containers, went on to test DevContainers. It turns out, it crashes the DevContainer creation process when trying to create a new one from the templates in the menu. No, it’s not the added .json config file for a distrobox. The two problems are not related. Even so, I reverted the changes, rebooted with a fresh installation, and still the problem persists. The issue is present in Silverblue-40 as well as Bluefin-DX-39.
Here is a topic I created in Fedora Silverblue discourse channel: