added brief navigation

linux/wireguard/README.md

@@ -1,2 +1,6 @@
-Debugging: https://www.the-digital-life.com/wireguard-enable-logging/
+## WireGuard (wg) basics
+
+- [wireguard-instant.sh](wireguard-instant.sh) - script to setup an ad-hoc central wg instance
+- [wg-persistent.sh](wg-persistent.sh) - script to make the instance reboot safe
+- Debugging: https://www.the-digital-life.com/wireguard-enable-logging/