import { ADRDecision } from '../types.js';
export declare class ADREngine {
    private projectDir;
    private llmClient;
    private adrDir;
    constructor(projectDir: string, llmClient: any);
    /**
     * Load all ADR markdown files from the ADR directory.
     * Returns parsed ADRDecision objects sorted by ID.
     */
    loadADRs(): Promise<ADRDecision[]>;
    /**
     * Write an ADR to the docs/adr/ directory in standard markdown format.
     * Filename pattern: NNNN-kebab-case-title.md
     */
    saveADR(adr: ADRDecision): Promise<void>;
    /**
     * Analyse file changes to detect architectural decisions.
     * Uses heuristic rules, and optionally an LLM client for deeper analysis.
     */
    detectDecisions(changes: Array<{
        path: string;
        diff?: string;
    }>): Promise<ADRDecision[]>;
    /**
     * Format an ADRDecision as a standard ADR markdown document.
     */
    private formatADRMd;
    /**
     * Parse a markdown ADR file into an ADRDecision object.
     */
    private parseADR;
    /**
     * Get the next sequence number for ADR filenames.
     */
    private getNextNumber;
    /**
     * Heuristic: detect framework or core library changes.
     */
    private looksLikeFrameworkChange;
    /**
     * Heuristic: detect introduction of new architectural patterns.
     */
    private looksLikeNewPattern;
    /**
     * Heuristic: detect significant refactoring (large diffs with structural changes).
     */
    private looksLikeSignificantRefactor;
    /**
     * Use the LLM client to analyse diffs and detect architectural decisions.
     */
    private detectWithLLM;
    /**
     * Convert a title string to a kebab-case slug for filenames.
     */
    private slugify;
}
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