use no auth docker token

Author: tomoyamachi

token/docker.go

@@ -0,0 +1,14 @@
+package token
+
+import "context"
+
+type Docker struct {
+}
+
+func NewDocker() *Docker {
+	return &Docker{}
+}
+
+func (d *Docker) GetCredential(ctx context.Context) (username, password string, err error) {
+	return "", "", nil
+}

token/token.go

@@ -2,9 +2,8 @@ package token
 
 import (
 	"context"
-	"strings"
-
 	"log"
+	"strings"
 
 	"github.com/docker/docker/api/types"
 )
@@ -28,6 +27,8 @@ func GetToken(ctx context.Context, auth types.AuthConfig, credPath string) types
 		registry = NewECR()
 	case strings.HasSuffix(auth.ServerAddress, gcrURL):
 		registry = NewGCR(auth, credPath)
+	default:
+		registry = NewDocker()
 	}
 	var err error
 	auth.Username, auth.Password, err = registry.GetCredential(ctx)