Alt+. now cycles through all whitespace-split tokens from history
(most recent first, last arg first within each command) using env
var state. Alt+, opens a skim fuzzy picker over full history commands
and inserts the selected entry at the cursor.
Initial nushell dotfiles: config, modules (git, k8s, sys, hypr, pkg,
dev), apex theme files, and a chezmoi-templated prompt that shows dir
and git branch/dirty using apex-neon/aeon colors with vi mode indicators.