/**
 * Config migration system for Nori Profiles
 *
 * Handles versioned migrations to transform config from old formats to new formats.
 * Migrations are applied in semver order during installation.
 */
import type { Config } from "../../cli/config.js";
/**
 * Migration definition type
 */
export type Migration = {
    version: string;
    name: string;
    migrate: (args: {
        config: Record<string, unknown>;
        installDir: string;
    }) => Promise<Record<string, unknown>>;
};
/**
 * Ordered list of migrations
 * Each migration transforms config from the previous version to its version
 */
export declare const migrations: Array<Migration>;
/**
 * Apply all applicable migrations to a config
 *
 * @param args - Migration arguments
 * @param args.previousVersion - The version the config is currently at
 * @param args.config - The config to migrate
 * @param args.installDir - Installation directory for file system operations
 *
 * @throws Error if previousVersion is null, undefined, empty, or invalid semver
 *
 * @returns The migrated config
 */
export declare const migrate: (args: {
    previousVersion: string;
    config: Record<string, unknown>;
    installDir: string;
}) => Promise<Config>;
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