fix(dcrouter): enable PROXY protocol v1 handling for SmartProxy when remoteIngress is enabled to preserve client IPs

ts/00_commitinfo_data.ts

@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@serve.zone/dcrouter',
-  version: '6.13.0',
+  version: '6.13.1',
   description: 'A multifaceted routing service handling mail and SMS delivery functions.'
 }

ts/classes.dcrouter.ts

@@ -586,6 +586,13 @@ export class DcRouter {
         };
       }
       
+      // When remoteIngress is enabled, the hub binary forwards tunneled connections
+      // to SmartProxy with PROXY protocol v1 headers to preserve client IPs.
+      if (this.options.remoteIngressConfig?.enabled) {
+        smartProxyConfig.acceptProxyProtocol = true;
+        smartProxyConfig.proxyIPs = ['127.0.0.1'];
+      }
+
       // Create SmartProxy instance
       console.log('[DcRouter] Creating SmartProxy instance with config:', JSON.stringify({
         routeCount: smartProxyConfig.routes?.length,