import { Annotation } from './types.js';
export interface SerializedAnnotations {
    readonly version: 1;
    readonly annotations: Annotation[];
}
/** Serialize annotations to a versioned sidecar JSON string. */
export declare function serializeAnnotations(annotations: Annotation[]): string;
/** Parse a sidecar JSON string back into annotations. Returns [] on malformed input. */
export declare function parseAnnotations(json: string): Annotation[];