import { TaskService } from "../core/task-service.js";
import type { StorageEngine } from "../core/storage/index.js";
import type { SyncRegistry } from "../core/sync/index.js";
import type { SyncConfig } from "../core/config.js";
import type { Task } from "../types.js";
export interface CliOptions {
    storage: StorageEngine;
    syncRegistry?: SyncRegistry | null;
    syncConfig?: SyncConfig | null;
}
export declare const ASCII_BANNER = " ____  _____ __ __\n|    \\|   __|  |  |\n|  |  |   __|-   -|\n|____/|_____|__|__|";
export declare function createService(options: CliOptions): TaskService;
/**
 * Exit with error if task is not found, showing a hint to list all tasks.
 * Returns the task (narrowed to non-null) if found.
 */
export declare function exitIfTaskNotFound(task: Task | null, id: string, service: TaskService): Promise<Task>;
/**
 * Format an error for CLI output with proper coloring and suggestions.
 */
export declare function formatCliError(err: unknown): string;
export declare function promptConfirm(question: string): Promise<boolean>;
/**
 * Find the root task (no parent) for a given task.
 * Traverses up the parent chain until reaching a task with no parent_id.
 */
export declare function findRootTask(service: TaskService, task: Task): Promise<Task>;
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