alice: update to kernel 6.18

nix: use substituters for both trusted and normal

hyprland, waybar: remove no layout mentions

hyprland: use start-hyprland

shell: improve bash experience

w: remove non-existent hyprland option

w: init

j: init

displaylink: init

tidal: init

feat: tio

feat: add user to dialout on arwen

feat: arwen kanshi

feat: niri fullscreen bind

feat: arwen untested

feat: move importBoth to lib

feat: niri

feat: tlp

feat: bluetooth

feat: remove elvish and carapace