update

ts/classes.dcrouter.ts

@@ -5,7 +5,7 @@ import * as paths from './paths.js';
 
 // Import the email server and its configuration
 import { UnifiedEmailServer, type IUnifiedEmailServerOptions } from './mail/routing/classes.unified.email.server.js';
-import type { IEmailRoute } from './mail/routing/interfaces.js';
+import type { IEmailRoute, IEmailDomainConfig } from './mail/routing/interfaces.js';
 import { logger } from './logger.js';
 // Import the email configuration helpers directly from mail/delivery
 import { configureEmailStorage, configureEmailServer } from './mail/delivery/index.js';
@@ -640,9 +640,28 @@ export class DcRouter {
       465: 10465   // SMTPS
     };
     
+    // Transform domains if they are provided as strings
+    let transformedDomains = this.options.emailConfig.domains;
+    if (transformedDomains && transformedDomains.length > 0) {
+      // Check if domains are strings (for backward compatibility)
+      if (typeof transformedDomains[0] === 'string') {
+        transformedDomains = (transformedDomains as any).map((domain: string) => ({
+          domain,
+          dnsMode: 'external-dns' as const,
+          dkim: {
+            selector: 'default',
+            keySize: 2048,
+            rotateKeys: false,
+            rotationInterval: 90
+          }
+        }));
+      }
+    }
+    
     // Create config with mapped ports
     const emailConfig: IUnifiedEmailServerOptions = {
       ...this.options.emailConfig,
+      domains: transformedDomains,
       ports: this.options.emailConfig.ports.map(port => portMapping[port] || port + 10000),
       hostname: 'localhost' // Listen on localhost for SmartProxy forwarding
     };