//! # MLDv1: Multicast Layer Discovery for IPv6 Version 1
//!
//! Manages IPv6 multicast group membership on local networks.
//!
//! ## Status
//!
//! **Planned** — Module placeholder. Implementation coming in 0.1.x–0.2.x.
//!
//! Specification: [RFC 2710](https://datatracker.ietf.org/doc/html/rfc2710)