/**
 * kosha-discovery — Snapshot diff helpers for the discovery plane.
 *
 * I keep delta construction separate so the snapshot/health file stays small
 * and the diff semantics remain easy to test in isolation.
 * @module
 */
import type { DiscoveryChangeV1, DiscoveryDeltaV1, DiscoverySnapshotV1 } from "./discovery-contract.js";
/**
 * Expand a snapshot into full upsert changes for bootstrap consumers.
 */
export declare function fullSnapshotChanges(snapshot: DiscoverySnapshotV1): DiscoveryChangeV1[];
/**
 * Diff two snapshots into a single delta batch.
 */
export declare function diffSnapshots(previous: DiscoverySnapshotV1, next: DiscoverySnapshotV1): DiscoveryDeltaV1;
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