added wireguard setup script

bin/setupWireguard

@@ -0,0 +1,19 @@
+#!/bin/bash
+keepassdb="Nextcloud/passwords/Passwords.kdbx"
+
+type wg >/dev/null 2>&1 || { printf "wireguard is not installed\n" >&2;  exit 1; }
+type keepassxc-cli >/dev/null 2>&1 || { printf "KeepassXC is not installed\n" >&2;  exit 1; }
+
+[[ "$EUID" != 0 ]] && printf "needs to be run as root\n" >&2 && exit 1
+
+printf "Enter password for $keepassdb: "
+read -s password
+printf "\n"
+
+networks=$(echo "$password" | keepassxc-cli ls "$keepassdb" /Wireguard/$HOSTNAME)
+umask 077
+for network in $networks;do
+    echo "configuring /etc/wireguard/${network}.conf"
+    echo "$password" | keepassxc-cli show -q --attributes Notes "$keepassdb" /Wireguard/$HOSTNAME/$network > /etc/wireguard/${network}.conf
+done
+unset password