notification.sh: Accept notification content from STDIN

notification.sh

@@ -3,11 +3,13 @@
 source "$(dirname $0)/.env"
 
 
-#FIFO=/tmp/mapid
-LINE1='Backup finished!'
-LINE2=''
+#LINE1='Backup finished!'
+#LINE2=''
+[ -t /dev/stdin ] && printf "Line 1> "; read LINE1
+[ -t /dev/stdin ] && printf "Line 2> "; read LINE2
 LED_BLINK=".5s"
-DISPLAY_DURATION="4s"
+#DISPLAY_DURATION="4s"
+DISPLAY_DURATION="10s"
 
 
 if [[ ! -e $FIFO ]]; then