import { InstallEntry, Manifest } from './types.js';
export declare function loadOrCreateManifest(manifestPath: string): Promise<Manifest>;
export interface SaveManifestOptions {
    spaces?: number;
}
export declare function saveManifest(manifestPath: string, manifest: Manifest, opts?: SaveManifestOptions): Promise<void>;
export interface UpsertEntryResult {
    updated: boolean;
    created: boolean;
    key: string;
}
export declare function upsertEntry(manifest: Manifest, entry: InstallEntry): UpsertEntryResult;
export interface RemoveEntryResult {
    removed: boolean;
    key: string;
}
export declare function removeEntry(manifest: Manifest, key: string): RemoveEntryResult;