Setting menu-border-lines none seems to have the same behavior as menu-border-lines padded. Reading the docs, I'd expect setting it to none would remove the borders entirely, like it does with popup-border-lines.
> uname -sp && ./tmux -V && echo $TERM
Linux unknown
tmux next-3.7
xterm-ghostty
Setting
menu-border-lines noneseems to have the same behavior asmenu-border-lines padded. Reading the docs, I'd expect setting it tononewould remove the borders entirely, like it does withpopup-border-lines.