import { Command } from 'commander';
import { type UpgradeScope } from '../lib/setup-telemetry.js';
/** Returns the version now installed, so the caller reports exactly what the user was told. */
export declare function runUpgrade(verbose?: boolean, scope?: UpgradeScope): string | null;
/** `runUpgrade` plus its outcome telemetry, which must never change what the upgrade does. */
export declare function runUpgradeCommand(verbose?: boolean, scope?: UpgradeScope): Promise<void>;
export declare function registerUpgrade(program: Command): void;