/**
 * Task Hook Handlers - Phase 2D of T5237
 *
 * Task lifecycle integration without content-free BRAIN observations.
 * Auto-registers on module load.
 *
 * T138: Triggers memory bridge refresh after task completion.
 * Useful learnings are supplied explicitly by the calling agent.
 */
import type { PostToolUsePayload, PreToolUsePayload } from '../types.js';
/**
 * Handle PreToolUse (maps to task.start in CLEO, canonical: was onToolStart)
 * @param _projectRoot - Project identity retained for the hook interface; no memory row is emitted.
 * @param _payload - Lifecycle payload retained for the hook interface.
 */
export declare function handleToolStart(_projectRoot: string, _payload: PreToolUsePayload): Promise<void>;
/**
 * Handle PostToolUse (maps to task.complete in CLEO, canonical: was onToolComplete)
 *
 * T138: Refresh memory bridge after task completion.
 * No background LLM is required for task completion.
 * @param _payload - Completion payload retained for the hook interface.
 */
export declare function handleToolComplete(projectRoot: string, _payload: PostToolUsePayload): Promise<void>;
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