Add wireguard MTU option

+ fix OpenVPN suffix to both conf and ovn

qbittorrent/config.yaml

@@ -130,7 +130,7 @@ schema:
   localdisks: str?
   networkdisks: str?
   openvpn_alt_mode: bool?
-  openvpn_config: match(^\w+\.ovpn$)?
+  openvpn_config: match(^\w+\.(ovpn|conf)$)?
   openvpn_enabled: bool?
   openvpn_password: str?
   openvpn_username: str?

qbittorrent/rootfs/usr/local/sbin/vpn

@@ -220,6 +220,11 @@ _wireguard_up() {
     else
         _cmd "wg set ${config["Interface"]} peer ${config["PublicKey"]} endpoint ${config["EndpointIP"]}:${config["EndpointPort"]} allowed-ips ${allowed_ips}" || return 1
     fi
+
+    if [ -v config["MTU"] ] && [ -n "${config["MTU"]}" ]; then
+        _cmd "ip link set ${config["Interface"]} mtu ${config["MTU"]}" || return 1
+    fi
+
     _cmd "ip link set ${config["Interface"]} up" || return 1
     _routing_add
 }