import { GitHubSyncService } from "./sync.js";
import type { GitHubSyncConfig } from "../config.js";
/**
 * Create a GitHubSyncService for auto-sync if enabled in config.
 * Returns null if auto-sync is disabled, no git remote, or no token.
 *
 * @param config Sync config from dex.toml
 * @param storagePath Path to task storage (default: ".dex")
 */
export declare function createGitHubSyncService(config: GitHubSyncConfig | undefined, storagePath?: string): Promise<GitHubSyncService | null>;
/**
 * Create a GitHubSyncService for manual sync/import commands.
 * Throws descriptive errors if requirements are not met.
 *
 * @param config Optional sync config for label_prefix and token_env
 * @param storagePath Path to task storage (default: ".dex")
 */
export declare function createGitHubSyncServiceOrThrow(config?: GitHubSyncConfig, storagePath?: string): Promise<GitHubSyncService>;
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