import type { Deployment } from "kubernetes-models/apps/v1/Deployment";
/**
 *
 * This function will add a reference to the default postgres user secret to a given [[Deployment]]
 *
 * This secret is named `azure-pg-user` or `azure-pg-user-SHA1` on feature-branches.
 *
 * ```typescript
 * import { addPostgresUserSecret } from "@socialgouv/kosko-charts/utils"
 *
 * addPostgresUserSecret(deployment);
 * ```
 * @category utils
 * @return {void}
 */
export declare const addPostgresUserSecret: (deployment?: Deployment | undefined) => void;