/**
 * Commerce Extension Group (org.peacprotocol/commerce)
 *
 * Records payment transaction evidence.
 * Shipped in v0.12.0-preview.1.
 */
import { z } from 'zod';
export declare const COMMERCE_EXTENSION_KEY: "org.peacprotocol/commerce";
/**
 * Shared amount_minor string schema. Single source of truth for both
 * CommerceExtensionSchema.shape.amount_minor and isValidAmountMinor().
 */
export declare const AmountMinorStringSchema: z.ZodString;
/**
 * Validate an amount_minor string against the commerce extension schema.
 *
 * Uses the same shared schema as CommerceExtensionSchema.shape.amount_minor.
 * Returns true only if the value passes validation. Does not coerce,
 * normalize, or silently accept invalid values.
 *
 * @param value - Candidate amount_minor string
 * @returns true if valid, false otherwise
 */
export declare function isValidAmountMinor(value: unknown): value is string;
export declare const CommerceExtensionSchema: z.ZodObject<{
    payment_rail: z.ZodString;
    amount_minor: z.ZodString;
    currency: z.ZodString;
    reference: z.ZodOptional<z.ZodString>;
    asset: z.ZodOptional<z.ZodString>;
    env: z.ZodOptional<z.ZodEnum<{
        live: "live";
        test: "test";
    }>>;
    event: z.ZodOptional<z.ZodEnum<{
        void: "void";
        authorization: "authorization";
        capture: "capture";
        settlement: "settlement";
        refund: "refund";
        chargeback: "chargeback";
    }>>;
}, z.core.$strict>;
export type CommerceExtension = z.infer<typeof CommerceExtensionSchema>;
//# sourceMappingURL=commerce.d.ts.map