add JankyBorders config to yabai config and re organized folder for MacOS configs

configs/MacOS/sketchybar_m/items/volume.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+sketchybar --add item volume right \
+           --set volume script="$PLUGIN_DIR/volume.sh" \
+           --subscribe volume volume_change