/**
 * Jira Mate Data Migration Utilities
 *
 * Migrates legacy .ticket-mate structures to canonical schema.
 * Handles field name changes, missing fields, and obsolete structures.
 */
import type { JmMateConfig, JmMateProjectMeta, JmMateTicketMeta } from '../ticketMateTypes';
/**
 * Migrate legacy config to canonical JmMateConfig
 */
export declare function migrateLegacyConfig(input: any): JmMateConfig;
/**
 * Check if config needs migration
 */
export declare function needsConfigMigration(input: any): boolean;
/**
 * Migrate legacy project meta to canonical JmMateProjectMeta
 */
export declare function migrateLegacyProjectMeta(input: any, projectKey: string): JmMateProjectMeta;
/**
 * Check if project meta needs migration
 */
export declare function needsProjectMetaMigration(input: any): boolean;
/**
 * Migrate legacy ticket meta to canonical JmMateTicketMeta
 */
export declare function migrateLegacyTicketMeta(input: any, projectKey: string, ticketKey: string): JmMateTicketMeta;
/**
 * Check if ticket meta needs migration
 */
export declare function needsTicketMetaMigration(input: any): boolean;
/**
 * Validate config matches canonical schema
 */
export declare function validateConfig(config: any): {
    valid: boolean;
    errors: string[];
};
/**
 * Validate project meta matches canonical schema
 */
export declare function validateProjectMeta(meta: any): {
    valid: boolean;
    errors: string[];
};
/**
 * Validate ticket meta matches canonical schema
 */
export declare function validateTicketMeta(meta: any): {
    valid: boolean;
    errors: string[];
};
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