/**
 * Account storage for multi-account support
 * Persists account metadata to ~/.opencode/openai-codex-accounts.json
 */
import type { AccountStorage } from "../types.js";
/**
 * Get the storage path for account metadata
 */
export declare function getStoragePath(): string;
/**
 * Load accounts from storage
 * @returns Account storage or null if not found/invalid
 */
export declare function loadAccounts(): Promise<AccountStorage | null>;
/**
 * Save accounts to storage
 * @param storage - Account storage to save
 */
export declare function saveAccounts(storage: AccountStorage): Promise<void>;
/**
 * Create account storage from account data
 */
export declare function createAccountStorage(accounts: Array<{
    refreshToken: string;
    accessToken?: string;
    expiresAt?: number;
    chatgptAccountId: string;
    email?: string;
}>): AccountStorage;
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