kakoune: use bat, set bat theme, kwm: key for toggling theme and keymap pl

kakoune/.config/kak/colors/lp-dark.kak

@@ -26,7 +26,7 @@ declare-option str selectionalpha "80"
 
 set-face global value "rgb:%opt{mint}"
 set-face global type "rgb:%opt{darkmint}"
-set-face global variable "rgb:%opt{yellow}"
+set-face global variable "rgb:%opt{purple}"
 set-face global module "rgb:%opt{blue}"
 set-face global function "rgb:%opt{yellow}"
 set-face global string "rgb:%opt{brick}"