Tun device is created inside the container, fixes #2

entrypoint.sh

@@ -7,6 +7,10 @@ echo "nameserver 127.0.0.1" > /etc/resolv.conf
 echo "options ndots:0" >> /etc/resolv.conf
 printf "DONE\nStarting Unbound to connect to Cloudflare DNS 1.1.1.1 at its TLS endpoint..."
 unbound
+printf "DONE\nCreating TUN device..."
+mkdir -p /dev/net
+mknod /dev/net/tun c 10 200
+chmod 600 /dev/net/tun
 printf "DONE\nStarting OpenVPN using $PROTOCOL with $ENCRYPTION encryption\n"
 cd /openvpn-$PROTOCOL-$ENCRYPTION
 openvpn --config "$REGION.ovpn" --auth-user-pass /auth.conf