feat(dns): update caddy deploy command to create ingress records (stubs for now)

cmd/uncloud/caddy/deploy.go

@@ -7,6 +7,8 @@ import (
 	"github.com/charmbracelet/huh"
 	"github.com/docker/compose/v2/pkg/progress"
 	"github.com/spf13/cobra"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
 	"maps"
 	"slices"
 	"strings"
@@ -132,9 +134,7 @@ func deploy(ctx context.Context, uncli *cli.CLI, opts deployOptions) error {
 		} else {
 			fmt.Printf("%s service is up to date.\n", client.CaddyServiceName)
 		}
-		return nil
-	}
-
+	} else {
 		if svc.ID == "" {
 			if opts.machine != "" {
 				fmt.Println("This will run a Caddy container on selected machines.")
@@ -163,12 +163,39 @@ func deploy(ctx context.Context, uncli *cli.CLI, opts deployOptions) error {
 			return nil
 		}
 
-	return progress.RunWithTitle(ctx, func(ctx context.Context) error {
+		err = progress.RunWithTitle(ctx, func(ctx context.Context) error {
 			if _, err = d.Run(ctx); err != nil {
 				return fmt.Errorf("deploy caddy: %w", err)
 			}
 			return nil
 		}, uncli.ProgressOut(), fmt.Sprintf("Deploying service %s (%s mode)", d.Spec.Name, d.Spec.Mode))
+		if err != nil {
+			return err
+		}
+	}
+
+	fmt.Println()
+	if _, err = clusterClient.GetDomain(ctx, nil); err != nil {
+		if status.Convert(err).Code() == codes.NotFound {
+			fmt.Println("Skipping DNS records update as no cluster domain is reserved (see 'uc dns').")
+			return nil
+		}
+		return fmt.Errorf("get cluster domain: %w", err)
+	}
+
+	fmt.Println("Updating cluster domain records in Uncloud DNS to point to machines running caddy containers...")
+	records, err := clusterClient.CreateIngressRecords(ctx, client.CaddyServiceName)
+	if err != nil {
+		return fmt.Errorf("update ingress records: %w", err)
+	}
+
+	fmt.Println("DNS records updated successfully:")
+	for _, r := range records {
+		fmt.Printf("  %s  %s -> %s", r.Name, r.Type, strings.Join(r.Values, ", "))
+	}
+	fmt.Println()
+
+	return nil
 }
 
 func confirm() (bool, error) {

internal/cli/client/caddy.go

@@ -4,11 +4,10 @@ import (
 	"fmt"
 	"github.com/Masterminds/semver"
 	"github.com/distribution/reference"
-	"regexp"
-	"uncloud/internal/api"
-
 	"github.com/google/go-containerregistry/pkg/name"
 	"github.com/google/go-containerregistry/pkg/v1/remote"
+	"regexp"
+	"uncloud/internal/api"
 )
 
 const (