import { z } from 'zod';
/**
 * Very basic email validation
 * - Trims any leading or trailing whitespace
 */
export declare const emailSchema: z.ZodString;
/**
 * Helper function to create an optional email schema allows undefined and empty strings
 */
export declare const optionalEmailSchema: z.ZodEffects<z.ZodOptional<z.ZodString>, string | undefined, string | undefined>;
