/**
 * peaks-prd project-scan reader — v2.11.0 (D3 in
 * `v2-11-rm-rd-techdoc-immutable-handoff`).
 *
 * Reads the git-tracked project-level artifacts at
 * `.peaks/project-scan/{project-scan.md, business-knowledge.md}`.
 *
 * Both readers swallow `ENOENT` (return `null`) — peaks-prd's gate
 * uses the `null` return to decide whether to bootstrap. Other IO
 * errors propagate (no silent failures).
 */
import type { BusinessKnowledge, ProjectScan } from './project-scan-types.js';
/**
 * `.peaks/project-scan/project-scan.md`, project-relative. Exported so the
 * gate-evidence derivation (`gate-evidence-derivation.ts`) can declare this
 * path without spelling the literal a fourth time — it was already inlined in
 * `project-commands.ts`, `workspace/init-command.ts` and here.
 */
export declare const PROJECT_SCAN_RELATIVE: string;
/** Read `.peaks/project-scan/project-scan.md`. Returns `null` when the
 *  file or its parent dir is absent (fresh project). Throws on other
 *  IO failures or malformed YAML. */
export declare function readProjectScan(projectRoot: string): Promise<ProjectScan | null>;
/** Read `.peaks/project-scan/business-knowledge.md`. Returns `null`
 *  when absent. Throws on other IO failures or malformed YAML. */
export declare function readBusinessKnowledge(projectRoot: string): Promise<BusinessKnowledge | null>;
/** Read the raw markdown content of a project-scan file. Returns
 *  `null` when absent. Used by bootstrap flows (peaks-prd Step 0.8
 *  first-run templates). */
export declare function readProjectScanRaw(projectRoot: string): Promise<string | null>;
export declare function readBusinessKnowledgeRaw(projectRoot: string): Promise<string | null>;