adding in polybar themes with working shades

- install rofi
- change configurations and modules in shades/ folder

.config/polybar/hack/preview.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+DIR="$HOME/.config/polybar/hack"
+
+# Terminate already running bar instances
+killall -q polybar
+
+# Wait until the processes have been shut down
+while pgrep -u $UID -x polybar >/dev/null; do sleep 1; done
+
+# Launch the preview bar
+polybar -q top -c "$DIR"/preview.ini &
+polybar -q mid -c "$DIR"/preview.ini &
+polybar -q bottom -c "$DIR"/preview.ini &