Move .cue/.bin CD images into .m3u directories as described in https://gitlab.com/es-de/emulationstation-de/-/blob/master/USERGUIDE.md#multiple-game-files-installation

m3u.png.sh

#!/bin/bash
IFS='
'

for f in *.png; do
	mv "$f" "$(basename -s .png "$f").m3u.png"
done

m3u.sh

#!/bin/bash
IFS='
'

folder=$(basename -s .cue "$1").m3u
mkdir $folder
for cuefile in "$@"
do
	mv "$cuefile" "$folder/$cuefile"
	echo "$cuefile" >> "$folder/$folder"
	for f in $(basename -s .cue "$cuefile")*.bin; do
		mv "$f" "$folder/$f"
	done
done