Simple "slugify" to give filenames a unified structure to handle them

slugify.bash

# Slugify
#
# URL: https://duncanlock.net/blog/2021/06/15/good-simple-bash-slugify-function/
#
# Transliterate everything to ASCII
# Strip out apostrophes
# Anything that's not a letter or number to a dash
# Strip leading & trailing dashes
# Everything to lowercase
function slugify() {
  iconv -t ascii//TRANSLIT \
  | tr -d "'" \
  | sed -E 's/[^a-zA-Z0-9]+/-/g' \
  | sed -E 's/^-+|-+$//g' \
  | tr "[:upper:]" "[:lower:]"
}

~$ echo "Hello World" | slugify

hello-world