Allow direct outbounds without domain_resolver

protocol/direct/outbound.go

@@ -48,7 +48,12 @@ func NewOutbound(ctx context.Context, router adapter.Router, logger log.ContextL
 	if options.Detour != "" {
 		return nil, E.New("`detour` is not supported in direct context")
 	}
-	outboundDialer, err := dialer.New(ctx, options.DialerOptions, true)
+	outboundDialer, err := dialer.NewWithOptions(dialer.Options{
+		Context:        ctx,
+		Options:        options.DialerOptions,
+		RemoteIsDomain: true,
+		DirectOutbound: true,
+	})
 	if err != nil {
 		return nil, err
 	}