import type { GlobalConfig } from '../models/project';
/**
 * Resolve the effective config path at call time.
 * Checks primary dir first, then legacy fallback, then defaults to primary.
 * Replaced the former module-level DEFAULT_CONFIG_PATH const to avoid
 * capturing a stale path when the primary directory is created after import.
 */
export declare function getDefaultConfigPath(): string;
/**
 * Load the global config from disk.
 * Creates the file with empty config if it doesn't exist.
 */
export declare function loadConfig(configPath?: string): GlobalConfig;
/**
 * Save the global config to disk.
 * Creates parent directories if they don't exist.
 * Writes to the primary path regardless of where the config was loaded from.
 */
export declare function saveConfig(config: GlobalConfig, configPath?: string): void;
/**
 * Update config with partial changes.
 */
export declare function updateConfig(updates: Partial<GlobalConfig>, configPath?: string): GlobalConfig;
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