{\"channel\":\"production\",\"file\":\"/opt/app-root/src/internal/common/echo_logrus.go:159\",\"func\":\"github.com/osbuild/osbuild-composer/internal/common.(*EchoLogrusLogger).Error\",\"level\":\"error\",\"msg\":\"Internal server error. Code: IMAGE-BUILDER-COMPOSER-1005, OperationId: 33BzIHSu52nXI38yr9bmsnVyKFo, InternalError: blueprint validation failed for image type \\\"image-installer\\\": customizations.kernel.append: not supported\",\"operation_id\":\"33BzIHSu52nXI38yr9bmsnVyKFo\",\"time\":\"2025-09-25T12:59:31Z\"}

(kernel customizations + image-installer do not work for instance)