feat: adds uptime plugin to sketchybar

modules/home/sketchybar/plugins/uptime.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+boot=$(sysctl -n kern.boottime)
+boot=${boot/\{ sec = /}
+boot=${boot/,*/}
+now=$(date +%s)
+seconds=$((now - boot))
+d="$((seconds / 60 / 60 / 24)) days"
+h="$((seconds / 60 / 60 % 24)) hours"
+m="$((seconds / 60 % 60)) minutes"
+
+# Remove plural if < 2.
+((${d/ */} == 1)) && d=${d/s/}
+((${h/ */} == 1)) && h=${h/s/}
+((${m/ */} == 1)) && m=${m/s/}
+
+# Hide empty fields.
+((${d/ */} == 0)) && unset d
+((${h/ */} == 0)) && unset h
+((${m/ */} == 0)) && unset m
+
+uptime=${d:+$d, }${h:+$h, }$m
+uptime=${uptime%', '}
+uptime=${uptime:-$seconds seconds}
+
+sketchybar --set "$NAME" label="up $uptime"