# Download all Gists
for i in $(gh gist list -L 1000 | cut -f1); do echo "ID: $i"; gh gist view $i > $i; done

# Rename each file with a slug of the first line / description
for f in *; do mv -v $f $(gawk 'NR==1{gsub(/[^[:alnum:]]/, "-"); gsub(/-+/, "-"); print $0 "_" FILENAME}' $f); done