#!/usr/bin/env node
/**
 * @name OobeX402FacilitatorServer
 * @description Self-hosted OOBE x402 SVM facilitator compatible with @x402/core HTTPFacilitatorClient.
 */
import type { Network, PaymentRequirements } from '@x402/core/types';
/**
 * @name OobeFacilitatorConfig
 * @description Runtime configuration for the self-hosted OOBE x402 facilitator.
 */
export interface OobeFacilitatorConfig {
    host: string;
    port: number;
    pathPrefix: string;
    networks: Network[];
    signerPath: string;
    rpcUrl?: string;
    rpcFallbackUrls: string[];
    authToken?: string;
}
/**
 * @name OobeX402FacilitatorServer
 * @description HTTP server exposing `/supported`, `/verify`, and `/settle` for x402 facilitator clients.
 */
export declare class OobeX402FacilitatorServer {
    private readonly config;
    private readonly facilitator;
    private httpServer?;
    private constructor();
    /**
     * @name create
     * @description Creates a facilitator server with an SVM exact scheme registered for configured Solana networks.
     */
    static create(config?: OobeFacilitatorConfig): Promise<OobeX402FacilitatorServer>;
    /**
     * @name start
     * @description Starts the OOBE x402 facilitator HTTP server.
     */
    start(): Promise<void>;
    /**
     * @name stop
     * @description Stops the facilitator HTTP listener.
     */
    stop(): Promise<void>;
    private handleRequest;
    private isAuthorized;
}
/**
 * @name loadOobeFacilitatorConfig
 * @description Loads OOBE facilitator config from process environment.
 */
export declare function loadOobeFacilitatorConfig(): OobeFacilitatorConfig;
/**
 * @name createFacilitatorSigner
 * @description Creates a dedicated 64-byte Solana keypair JSON for the x402 facilitator fee-payer role.
 */
export declare function createFacilitatorSigner(path?: string): {
    path: string;
    publicKey: string;
    created: boolean;
};
/**
 * @name getFacilitatorSignerPublicKey
 * @description Reads the facilitator signer file only to derive the public key and never returns secret bytes.
 */
export declare function getFacilitatorSignerPublicKey(path?: string): string;
/**
 * @name validateFacilitatorConfig
 * @description Fails fast on unsafe public facilitator configuration before loading signer material.
 */
export declare function validateFacilitatorConfig(config: OobeFacilitatorConfig): void;
/**
 * @name buildFacilitatorRpcUrls
 * @description Resolves primary, configured fallback, and network-default RPC URLs for facilitator failover.
 */
export declare function buildFacilitatorRpcUrls(config: Pick<OobeFacilitatorConfig, 'networks' | 'rpcUrl' | 'rpcFallbackUrls'>): string[];
/**
 * @name normalizeLegacySvmPaymentRequirements
 * @description Adds the x402 V1 SVM amount alias expected by older exact-SVM verifier paths.
 */
export declare function normalizeLegacySvmPaymentRequirements(requirements: PaymentRequirements): PaymentRequirements;
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