import type { PrerequisiteCheckResult } from '../types.js';
/**
 * Probes the host environment for sf CLI and sfdmu plugin installation.
 * Uses child_process.execSync — fast shell probes (< 2 s total).
 *
 * FR-002: Any tool that requires sf/sfdmu checks this before proceeding.
 * SC-002: Must return within 2 seconds.
 */
export declare function checkPrerequisites(): Promise<PrerequisiteCheckResult>;
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