chadwm/.dwm/save_tagpreview

#!/bin/sh

preview_dir="$HOME/.dwm/tag_previews/"

current_tag=$(($(wmctrl -d | grep '*' | cut -d ' ' -f1) + 1)) # get tag number, and add 1

save_Screenshot() {
  file="${preview_dir}${current_tag}.png"
  maim -u "${file}"
}

$(save_Screenshot)