import type { NoteRepository, NoteMetadata } from './storage/NoteRepository.js';
export interface DataMigration {
    id: string;
    version: number;
    description: string;
    dependsOn?: string[];
    /** Which notes need this migration */
    detect(repo: NoteRepository): NoteMetadata[];
    /** Instructions embedded in upgrade-read response (tells the model what to generate) */
    instructions: string;
    /** Which note fields to include in the read response */
    readFields: ('content' | 'summary' | 'guidance' | 'context')[];
    /** Schema for the fields the model returns in upgrade-apply */
    applyFields: Record<string, string>;
    /** Apply one update (partial merge — only touches specified fields) */
    apply(repo: NoteRepository, noteId: string, fields: Record<string, string>): boolean;
}
export interface PendingMigration {
    id: string;
    version: number;
    description: string;
    pending: number;
    status: 'ready' | 'blocked';
    blockedBy?: string[];
}
/** Ordered registry of all data migrations */
export declare const DATA_MIGRATIONS: DataMigration[];
/** Returns all migrations with pending counts and blocked/ready status */
export declare function getPendingMigrations(repo: NoteRepository): PendingMigration[];
/** Look up a migration by ID */
export declare function getMigrationById(id: string): DataMigration | undefined;
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