import type { PipelineState } from '../types/index.js';
/**
 * Apply state migrations to handle step renames and artifact path changes.
 *
 * Called during loadState() after JSON parsing but before returning.
 * Migrations are idempotent — safe to run on already-migrated state.
 *
 * Returns true if any migration was applied (caller should persist).
 */
export declare function migrateState(state: PipelineState): boolean;
/**
 * Resolve a PRD artifact path — returns whichever file actually exists.
 * Checks canonical path first (docs/plan.md), then aliases (docs/prd.md).
 *
 * Exported for use by the context gatherer and Mode Detection logic.
 */
export declare function resolvePrdPath(projectRoot: string): string;
/**
 * Resolve an artifact path, checking aliases if the canonical path doesn't exist.
 * Generalizes PRD resolution for any aliased artifact path.
 */
export declare function resolveArtifactPath(projectRoot: string, artifactPath: string): string;
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