~/.config/dwm: Track working time in status

.config/dwm/status.sh

status=""
status="$(working-time)  "
# network
#status="📡 $(nmcli --terse --fields STATE -c no g status)"
network="$(nmcli --terse --colors no --fields name,type connection show --active | grep -v ':bridge$' | sed 's/:[-a-z0-9]*$//' | head -n1)"