laptop, large refactor and some new stuff

nixos/hosts/thalassa/null/home/eww/scripts/volume.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+per="$(pamixer --get-volume)"
+
+if pamixer --get-mute | grep -q true; then
+    icon="婢"
+elif [ "$per" -gt 66 ]; then
+    icon="墳" # high
+elif [ "$per" -gt 33 ]; then
+    icon="奔" # med
+else
+    icon="奄" #low
+fi
+
+printf "{\"icon\": \"${icon}\", \"percent\": \"${per}\"}"