FROM=$1 TO=$2 if [ "${FROM}" = "${TO}" ]; then echo "Nothing to replace, the value is already set to ${TO}." exit 0 fi # Only peform action if $FROM and $TO are different. echo "Replacing all statically built instances of $FROM with $TO." find apps/web/.next/ apps/web/public -type f | while read file; do sed -i "s|$FROM|$TO|g" "$file" done