before refactor

ts/networkproxy/classes.np.networkproxy.ts

@@ -12,6 +12,10 @@ import { Port80Handler } from '../port80handler/classes.port80handler.js';
  * automatic certificate management, and high-performance connection pooling.
  */
 export class NetworkProxy implements IMetricsTracker {
+  // Provide a minimal JSON representation to avoid circular references during deep equality checks
+  public toJSON(): any {
+    return {};
+  }
   // Configuration
   public options: INetworkProxyOptions;
   public proxyConfigs: IReverseProxyConfig[] = [];