/**
 * Return the canonical vault-relative directory for one installed plugin.
 * Callers never provide a path; the validated plugin identity owns it.
 */
export declare function pluginVaultPackagePath(pluginId: unknown): string;
/**
 * Resolve the direct plugin candidate affected by a canonical vault-relative
 * package path. The root itself intentionally has no candidate identity.
 */
export declare function pluginIdFromVaultPackagePath(path: unknown): string | null;
