Add terminal-launcher script as a single entry point for launching
foot-based terminals with a given class and command. Migrate all
.desktop files to use it instead of inline foot invocations.
Simplify hyprland keybindings by replacing inline focus_or_launch
with hl.dsp.exec_cmd
Split steve-dev into herdr/tmux variants. Rename steve-dev.desktop
to alcazar-tmux.desktop. Add alcazar-herdr entry. Switch bianca-herdr
to herdr command. Update nca-ai-01 naming and mise dotfiles mapping.