Bug fix: Use cli tag for docker image (github#247)

* Use cli tag for docker image.

* Skip build for poci.

* Ensure poci image can be pulled.

Author: cmrigney

cmd/build/main.go

@@ -48,6 +48,11 @@ func run(ctx context.Context, name string, listTools bool, pullCommunity bool) e
 		return nil
 	}
 
+	if server.Type == "poci" {
+		fmt.Printf("✅ Build skipped for poci server %s\n", name)
+		return nil
+	}
+
 	isMcpImage := strings.HasPrefix(server.Image, "mcp/")
 
 	if isMcpImage {

cmd/validate/main.go

@@ -9,6 +9,7 @@ import (
 	"log"
 	"net/http"
 	"os"
+	"os/exec"
 	"path/filepath"
 	"regexp"
 	"strings"
@@ -64,6 +65,10 @@ func run(name string) error {
 		return err
 	}
 
+	if err := isPociValid(name); err != nil {
+		return err
+	}
+
 	return nil
 }
 
@@ -344,3 +349,33 @@ func readToolsJson(name string) ([]mcp.Tool, error) {
 
 	return tools, nil
 }
+
+func isPociValid(name string) error {
+	server, err := readServerYaml(name)
+	if err != nil {
+		return err
+	}
+
+	if server.Type != "poci" {
+		return nil
+	}
+
+	for _, tool := range server.Tools {
+		if tool.Container.Image != "" {
+			if err := pullPociImage(tool.Container.Image); err != nil {
+				fmt.Printf("🛑 Could not pull poci image %s: %v\n", tool.Container.Image, err)
+				return err
+			}
+		}
+	}
+
+	fmt.Println("✅ Poci image is valid")
+	return nil
+}
+
+func pullPociImage(image string) error {
+	cmd := exec.Command("docker", "pull", image)
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	return cmd.Run()
+}

servers/docker/server.yaml

@@ -22,7 +22,7 @@ tools:
       required:
         - args
     container:
-      image: docker
+      image: docker:cli
       command:
         - '{{args|into}}'
       volumes: