Monitor directory change and execute a command

monitor-alpine.sh

#!/bin/sh
while (true); do 
  inotifywait . -m -r -e create -e modify -e move -e delete
  ./execute-command.sh
done

monitor-macos.sh

#!/bin/bash
# brew install watch md5
while (true); do
  watch --chgexit "find . -type f -exec md5 {} \;"
  ./execute-command.sh
done