From e78a6cc086dae3d13e538a8c7e5742889dfd5ca5 Mon Sep 17 00:00:00 2001
From: David Gageot <david.gageot@docker.com>
Date: Fri, 26 Sep 2025 15:07:39 +0200
Subject: [PATCH] Print canonical configuration

Let's hide it for now until it's finished.

Signed-off-by: David Gageot <david.gageot@docker.com>
---
 cmd/root/print.go           | 46 +++++++++++++++++++++++++++++++++++++
 cmd/root/root.go            |  1 +
 pkg/runtime/runtime_test.go |  3 ++-
 3 files changed, 49 insertions(+), 1 deletion(-)
 create mode 100644 cmd/root/print.go

diff --git a/cmd/root/print.go b/cmd/root/print.go
new file mode 100644
index 000000000..e4efd2175
--- /dev/null
+++ b/cmd/root/print.go
@@ -0,0 +1,46 @@
+package root
+
+import (
+	"fmt"
+	"path/filepath"
+	"strings"
+
+	"github.com/goccy/go-yaml"
+	"github.com/spf13/cobra"
+
+	"github.com/docker/cagent/pkg/config"
+	"github.com/docker/cagent/pkg/telemetry"
+)
+
+func NewPrintCmd() *cobra.Command {
+	return &cobra.Command{
+		Use:    "print <agent-name>",
+		Short:  "Print the canonical configuration of an agent",
+		Args:   cobra.ExactArgs(1),
+		RunE:   printCommand,
+		Hidden: true,
+	}
+}
+
+func printCommand(cmd *cobra.Command, args []string) error {
+	telemetry.TrackCommand("print", args)
+
+	agentFilename := args[0]
+
+	ext := strings.ToLower(filepath.Ext(agentFilename))
+	if ext == ".yaml" || ext == ".yml" || strings.HasPrefix(agentFilename, "/dev/fd/") {
+		cfg, err := config.LoadConfigSecure(filepath.Base(agentFilename), filepath.Dir(agentFilename))
+		if err != nil {
+			return err
+		}
+
+		buf, err := yaml.Marshal(cfg)
+		if err != nil {
+			return err
+		}
+
+		fmt.Println(string(buf))
+	}
+
+	return nil
+}
diff --git a/cmd/root/root.go b/cmd/root/root.go
index b0b1c4c17..c2e169380 100644
--- a/cmd/root/root.go
+++ b/cmd/root/root.go
@@ -107,6 +107,7 @@ func NewRootCmd() *cobra.Command {
 	cmd.AddCommand(NewFeedbackCmd())
 	cmd.AddCommand(NewCatalogCmd())
 	cmd.AddCommand(NewBuildCmd())
+	cmd.AddCommand(NewPrintCmd())
 
 	return cmd
 }
diff --git a/pkg/runtime/runtime_test.go b/pkg/runtime/runtime_test.go
index d447cda14..999e196ad 100644
--- a/pkg/runtime/runtime_test.go
+++ b/pkg/runtime/runtime_test.go
@@ -7,13 +7,14 @@ import (
 	"reflect"
 	"testing"
 
+	"github.com/stretchr/testify/require"
+
 	"github.com/docker/cagent/pkg/agent"
 	"github.com/docker/cagent/pkg/chat"
 	"github.com/docker/cagent/pkg/modelsdev"
 	"github.com/docker/cagent/pkg/session"
 	"github.com/docker/cagent/pkg/team"
 	"github.com/docker/cagent/pkg/tools"
-	"github.com/stretchr/testify/require"
 )
 
 type mockStream struct {