add initial fw configs

hosts/fw.cloonar.com/modules/openconnect.nix

@@ -0,0 +1,10 @@
+{ ... }: {
+  networking.openconnect.interfaces = {
+    wrwks = {
+      gateway = "vpn.wrwks.at";
+      passwordFile = "/var/lib/secrets/openconnect-passwd";
+      protocol = "anyconnect";
+      user = "exdpolakovics@wrwks.local";
+    };
+  };
+}