Fix card id 🐒

backup.sh

@@ -54,9 +54,8 @@ if [ ! -z $CARD_READER ]; then
   sudo sh -c "echo 500 > /sys/class/leds/led0/delay_on"
   # Create  a .id random identifier file if doesn't exist
   if [ ! -f $CARD_MOUNT_POINT/*.id ]; then
-    ID=$(date -d "today" +"%Y%m%d%H%M").id 
-    touch $ID
-  else
+    touch $(date -d "today" +"%Y%m%d%H%M").id
+  fi
 ID_FILE=$(ls *.id)
 ID="${ID_FILE%.*}"
 fi