#!/bin/bash

# Total duration in seconds (10 minutes * 60 seconds)
DURATION=$((10 * 60))
# Interval between messages in seconds
INTERVAL=5
# End time calculation
END_TIME=$((SECONDS + DURATION))

# Loop until the current time is less than the end time
while [ $SECONDS -lt $END_TIME ]; do
  echo "Hello world - from bash!"
  sleep $INTERVAL
done