import type { HookInput, GuardResult } from '../../core/index.js';
/**
 * Worktree-reuse guard: fires PreToolUse on EnterWorktree.
 * When the requested worktree name already exists, injects context
 * guiding the agent to reuse it (with sync commands) instead of
 * letting EnterWorktree fail on duplicate creation.
 */
export declare function worktreeReuseGuard(input: HookInput, cwd: string): Promise<GuardResult>;
/** List existing persistent worktrees with status info */
export declare function listWorktrees(cwd: string): Array<{
    name: string;
    path: string;
    branch: string;
    behind: number;
}>;
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