/**
 * Migration Utility - Convert from jobs.json (V1) to schedule.json (V2)
 * Migrates from one-job-per-schedule to timing-groups architecture
 */
export interface MigrationResult {
    success: boolean;
    jobsCount: number;
    tasksCount: number;
    timingsCount: number;
    backupPath?: string;
    error?: string;
}
export declare class SchedulerMigration {
    private schedulerDir;
    private oldJobsFile;
    private newScheduleFile;
    constructor();
    /**
     * Check if migration is needed
     */
    needsMigration(): boolean;
    /**
     * Perform migration from V1 (jobs) to V2 (tasks + timings)
     */
    migrate(): MigrationResult;
    /**
     * Load jobs from old jobs.json
     */
    private loadOldJobs;
    /**
     * Group jobs by cron expression (normalized)
     */
    private groupJobsByTiming;
    /**
     * Backup old jobs.json
     */
    private backupOldJobs;
    /**
     * Write new schedule.json
     */
    private writeNewSchedule;
    /**
     * Get migration summary for display
     */
    getMigrationSummary(): string;
}
/**
 * Auto-migrate if needed (called on scheduler initialization)
 */
export declare function autoMigrate(): Promise<void>;
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