import type { ClaudeCodePluginManifest } from '../types/plugin-manifest.js';
/**
 * Updates `planu-plugin.json` version field to `newVersion`.
 *
 * @param repoPath - Absolute path to the repository root.
 * @param newVersion - Semver string to write (e.g. "1.82.0").
 * @returns The updated manifest object.
 * @throws If the manifest file is missing or contains invalid JSON.
 */
export declare function syncPluginManifestVersion(repoPath: string, newVersion: string): ClaudeCodePluginManifest;
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