/**
 * openspec-scanner — walks every markdown file under `openspec/changes/`
 * (recursive) and returns each file's raw lines. OpenSpec change records
 * often contain red lines for the slice they describe; the audit framework
 * picks them up.
 */
import type { MarkdownLine, ScanWarning } from '../types.js';
export interface OpenSpecScanInput {
    readonly projectRoot: string;
}
export interface OpenSpecScanResult {
    readonly lines: readonly MarkdownLine[];
    readonly warnings: readonly ScanWarning[];
}
export declare function scanOpenSpecTree(input: OpenSpecScanInput): OpenSpecScanResult;