utils upgrade

utils/.local/bin/myip

@@ -1,4 +1,22 @@
 #!/usr/bin/env bash
+set -eo pipefail
 
-curl http://ipecho.net/plain
-echo
+if [[ "$1" == "-h" || "$1" == "--help" ]]; then
+    cat <<EOF
+Usage: $(basename "$0") [-h]
+
+Display external IP address.
+
+Options:
+    -h, --help    Show this help message
+
+EOF
+    exit 0
+fi
+
+if [[ "$1" == "-2" ]]; then
+    curl -fsSL https://api.myip.com | jq -r .ip
+else
+    curl -fsSL http://ipecho.net/plain
+    echo
+fi