/**
 * Config Tool
 * Unified credential lifecycle + runtime configuration.
 * Replaces the former `setup` tool with canonical name `config`.
 *
 * Setup actions (credential lifecycle):
 *   status, setup_status, setup_start, setup_reset, setup_complete
 *
 * Runtime config actions:
 *   set, cache_clear
 */
import type { CredentialState } from '../../credential-state.js';
import type { AccountConfig } from '../helpers/config.js';
export interface ConfigInput {
    action: 'status' | 'setup_status' | 'setup_start' | 'setup_reset' | 'setup_complete' | 'set' | 'cache_clear';
    force?: boolean;
    key?: string;
    value?: string;
}
export interface ConfigHandlerOptions {
    /** Clear the durable credential blob for the current JWT subject. */
    clearSubjectCredentials?: (sub: string) => Promise<void>;
}
interface ConfigStatusResult {
    action: 'status';
    state: CredentialState;
    setup_url: string | null;
    accounts: string[];
}
interface ConfigSetupStatusResult {
    action: 'setup_status';
    state: CredentialState;
    setup_url: string | null;
}
interface ConfigSetupStartResult {
    action: 'setup_start';
    state: CredentialState;
    setup_url: string | null;
}
interface ConfigSetupResetResult {
    action: 'setup_reset';
    state: CredentialState;
    message: string;
}
interface ConfigSetupCompleteResult {
    action: 'setup_complete';
    previous_state: CredentialState;
    state: CredentialState;
    accounts: string[];
}
interface ConfigSetResult {
    action: 'set';
    ok: false;
    text: string;
}
interface ConfigCacheClearResult {
    action: 'cache_clear';
    ok: true;
    cleared: number;
}
type ConfigResult = ConfigStatusResult | ConfigSetupStatusResult | ConfigSetupStartResult | ConfigSetupResetResult | ConfigSetupCompleteResult | ConfigSetResult | ConfigCacheClearResult;
/**
 * Unified config tool - credential lifecycle + runtime settings
 */
export declare function handleConfig(accounts: AccountConfig[], input: ConfigInput, options?: ConfigHandlerOptions): Promise<ConfigResult>;
export {};
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