import type { WizardOptions } from '../../utils/types';
/**
 * Returns true when the directory contains a Unity project.
 * Primary signal: ProjectSettings/ProjectVersion.txt — Unity-specific,
 * present in every Unity project since 2017+.
 */
export declare function detectUnityProject(options: Pick<WizardOptions, 'installDir'>): Promise<boolean>;
/**
 * Returns true if the Amplitude Unity plugin is already present,
 * either via UPM (Packages/manifest.json) or manual import (Assets/).
 */
export declare function isAmplitudePluginPresent(options: Pick<WizardOptions, 'installDir'>): boolean;
