change this function to be more generic and taken in server name as an argument instead of a environment variable

run/lookup-ip-address.sh

@@ -0,0 +1,3 @@
+#!/bin/bash -eu
+
+echo "$(ping -c 1 -w 1 $1 2>/dev/null | head -n 1 | grep -o -e "(\([[:digit:]]\{1,3\}\.\)\{3\}[[:digit:]]\{1,3\})" | tr -d '()')"