dev: enable DNSModule for local instances

tools/run-selfhosted.js

@@ -94,6 +94,7 @@ const main = async () => {
         ConvertModule,
         DevelopmentModule,
         FirebaseModule,
+        DNSModule,
     } = (await import('@heyputer/backend')).default;
 
     const k = new Kernel({
@@ -114,6 +115,7 @@ const main = async () => {
     k.add_module(new MailModule());
     k.add_module(new ConvertModule());
     k.add_module(new FirebaseModule());
+    k.add_module(new DNSModule());
     if ( process.env.UNSAFE_PUTER_DEV ) {
         k.add_module(new DevelopmentModule());
     }