I think that sort of tagging is a bit separate from what I meant
This might be something a bit more useful to you there: Feature idea: Taggable environments to group shell commands
I was thinking more along the lines of giving a host a human-readable name, so that it can be referred to in search queries or other config. We can’t really rely on hostnames there, as they’re fairly unstable on some systems and aren’t exactly 1:1 to Atuin host IDs