Add script to generate Wireguard keys

vpn-client.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+usage() {
+    echo "Usage: vpn-client.sh <hostname>"
+    echo "hostname: Name of the new host"
+    exit 1
+}
+
+if [ $# != 1 ]; then
+    usage
+fi
+
+hostname=$1
+
+wg genkey | tee "$hostname".key | wg pubkey >"$hostname".pub