/**
 * Shared memory file utilities — used by memory-migrate tool and file-watcher service.
 *
 * Provides chunking, marker file I/O, file discovery, and safe file reading.
 */
export declare const MARKER_FILE = ".engram-migrated.json";
export declare const MAX_FILE_SIZE = 50000;
export interface MigrationMarker {
    lastMigrated: string;
    files: Record<string, string>;
}
export interface MemoryChunk {
    title: string;
    content: string;
    sourcePath: string;
    type: string;
}
export declare function splitIntoChunks(content: string, sourcePath: string): MemoryChunk[];
export declare function inferType(_sourcePath: string, content: string): string;
export declare function loadMarker(path: string): Promise<MigrationMarker | null>;
export declare function saveMarker(markerPath: string, marker: MigrationMarker): Promise<void>;
export declare function discoverMemoryFiles(workspaceDir: string): Promise<string[]>;
export declare function fileExists(path: string): Promise<boolean>;
export declare function safeReadFile(path: string): Promise<string | null>;
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