import type { ProjectKnowledge } from '../../types/index.js';
/** Reset in-memory cache (for testing). */
export declare function resetBuildToolCatalogCache(): void;
/**
 * Build build-tool-specific recommendation lines for suggest_tooling.
 * - C4: no build tool on JS/TS → recommend Vite 7
 * - C5: Vite 5 or 6 detected → recommend migration to Vite 7
 * - C6: Webpack 4 or CRA detected → recommend webpack-to-vite checklist
 */
export declare function buildBuildToolSuggestionLines(knowledge: ProjectKnowledge): Promise<string[]>;
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