- There is no lem package on NixOS.
- Common lisp related packages tend to be outdated
- NixOS violates FHS to allow each packages to build against specific versions of dependencies, so CL tools might not work as expected.
Emacs can let you edit root files using TRAMP
There's also YaST , but that's an OpenSUSE thing.
How about docker/podman container?
Common Lisp. It would take a long while before I'm comfortable working on a project using that language. There's also Lem editor but setting it up is a pain on NixOS.