public Tags tags(InstanceName instance, Environment environment) {
        return environment.isManuallyDeployed() ? devSpec.tags
                                                : instance(instance).map(DeploymentInstanceSpec::tags).orElse(Tags.empty());
    }
The most specific Cloud account for the given arguments.
config-model-api/src/main/java/com/yahoo/config/application/api/DeploymentSpec.java