import { ethers } from "ethers";
import type { XenarchConfig } from "./types.js";
export declare function ensureConfigDir(): Promise<void>;
export declare function loadConfig(): Promise<XenarchConfig>;
/**
 * Generate a new wallet and save it to ~/.xenarch/wallet.json.
 * Returns the address. Private key never leaves the local machine.
 */
export declare function generateWallet(): Promise<{
    address: string;
    privateKey: string;
}>;
export declare function createSigner(config: XenarchConfig): ethers.Wallet;
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