arch ctrl <-> caps lock swap

현재 리눅스에서 지원하는 키보드 세팅 확인

$ grep -E "(ctrl|caps)" /usr/share/X11/xkb/rule/base.lst

$ setxkbmap -option ctrl:swapcaps

참조: https://wiki.archlinux.org/title/xmodmap

The following example modifies CapsLock to Control, and Shift+CapsLock to CapsLock:

• CapsLock -> Control
• Shif t+ CapsLoc ->: CapsLock

~/.Xmodmap 파일수정

clear lock
clear control
add control = Caps_Lock Control_L Control_R
keycode 66 = Control_L Caps_Lock NoSymbol NoSymbol