feat: add script for simple wg vpn management

scripts/wg-vpn

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+if [[ $1 == "d" || $1 == "down" ]]; then
+    nmcli con down wg0
+elif [[ $1 == "u" || $1 == "up" ]]; then
+    nmcli con up wg0
+elif [[ $1 == "import" ]]; then
+    nmcli connection add type wireguard file /etc/wireguard/wg0.conf
+else
+    if [[ $(nmcli con show --active | grep wg0 | grep wireguard) == "" ]]; then
+        nmcli con up wg0
+    else
+        nmcli con down wg0
+    fi
+fi