I get that it’s open source provided you use codium not code but I still find that interesting
Have you tried compiling neovim for your own personal use? There are a bunch of possible issues that can arise, like lack of enough space or required dependencies, but if you miss neovim it might be worth trying
for debian based systems, there is a PPA with nightly builds. I use a quick and dirty python script via systemd to schedule nightly builds from the PPA’s source pkg on both debian and popOS with good results. worst case you can roll back to a prevous build of the pkg, tho Ive never had to