There are tons of obscure Linux distributions that are focused on new users who don't want to have to customize, tweak, or bother with a bunch of post-install work. Vinari OS is one of them.
Switching from Windows to Linux is a journey with lots of uncertainty, but there are things you can do to make it easier ...
BOINC recommends Podman, an open-source replacement for Docker. If you're running Linux in a virtual machine (e.g. a cloud node) Docker/Podman won't work.