Add public IP field and Network interface to host form

src/dict/variables-dict.ts

@@ -19,4 +19,9 @@ export const Variables = [
         value: "main_host_wg_private_key",
         description: `Private Key for the main host`,
     },
+    {
+        title: `Main Host Public Interface`,
+        value: "main_host_public_interface",
+        description: `Network interface for the main host (e.g. eth0, wlan0)`,
+    },
 ] as const;