/**
 * Directory scaffolding: .cleo/ structure, git checkpoint repo, SQLite
 * databases (tasks + brain).
 */
import type { ScaffoldResult } from '@cleocode/contracts/scaffold-diagnostics';
export { generateProjectHash } from '../nexus/hash.js';
/** Required subdirectories under .cleo/. */
export declare const REQUIRED_CLEO_SUBDIRS: readonly ["backups/operational", "backups/safety", "agent-outputs", "logs", "rcasd", "adrs"];
/**
 * Create .cleo/ directory and all required subdirectories.
 * Idempotent: skips directories that already exist.
 *
 * @param projectRoot - Absolute path to the project root directory
 * @returns Scaffold result indicating whether the directory was created or already existed
 */
export declare function ensureCleoStructure(projectRoot: string): Promise<ScaffoldResult>;
/**
 * Initialize isolated .cleo/.git checkpoint repository.
 * Idempotent: skips if .cleo/.git already exists.
 *
 * @param projectRoot - Absolute path to the project root directory
 * @returns Scaffold result indicating the action taken
 */
export declare function ensureCleoGitRepo(projectRoot: string): Promise<ScaffoldResult>;
/**
 * Ensure the project's git repository has at least one commit on HEAD.
 *
 * Idempotent — skips when the project root has no `.git` directory (not a
 * git repo) or HEAD already resolves to a commit.
 *
 * @param projectRoot - Absolute path to the project root directory
 * @returns Scaffold result indicating the action taken
 *
 * @task T1244
 */
export declare function ensureProjectGitInitialCommit(projectRoot: string): Promise<ScaffoldResult>;
/**
 * Create SQLite tasks.db if missing.
 * Idempotent: skips if tasks.db already exists.
 *
 * @param projectRoot - Absolute path to the project root directory
 * @returns Scaffold result indicating the action taken
 */
export declare function ensureSqliteDb(projectRoot: string): Promise<ScaffoldResult>;
/**
 * Initialize the brain domain if missing.
 *
 * ## E6-L2 (T11522)
 *
 * The brain domain now lives inside the consolidated project `cleo.db`
 * (`getBrainDb` → `openDualScopeDb('project')`), not a standalone `brain.db`.
 * The idempotency probe therefore targets the consolidated `cleo.db` path so a
 * second scaffold run correctly reports `skipped` rather than always `created`.
 *
 * @param projectRoot - Absolute path to the project root directory
 * @returns Scaffold result indicating the action taken
 */
export declare function ensureBrainDb(projectRoot: string): Promise<ScaffoldResult>;
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