Check for unused images

#! /bin/bash

DIR="lib/client/images"

for filename in $DIR/*; do
  FILE=${filename##*/};

  FOUND=`egrep -lr --include=*.{scss,jsx,js} "($FILE)" ./lib`
  if [ "$FOUND" ]
    then
      echo ""
  else
    echo "$FILE is not found. Removing!"
    rm "${DIR}/${FILE}"
  fi
done