Added Auto Config Creation

Reimplemented Automatic Wireguard Configuration Generation

Setting global Env Vars via the docker image build is still insecure, better to pass to dashboard before init.

src/iptable-rules/postdown.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+WIREGUARD_INTERFACE=ADMINS
+WIREGUARD_LAN=10.0.0.1/24
+MASQUERADE_INTERFACE=eth0
+
+CHAIN_NAME="WIREGUARD_$WIREGUARD_INTERFACE"
+
+iptables -t nat -D POSTROUTING -o $MASQUERADE_INTERFACE -j MASQUERADE -s $WIREGUARD_LAN
+
+# Remove and delete the WIREGUARD_wg0 chain
+iptables -D FORWARD -j $CHAIN_NAME
+iptables -F $CHAIN_NAME
+iptables -X $CHAIN_NAME