Commit a3942d79a4 for bind

commit a3942d79a4a0ae372d402a2ec729354779eafbae
Merge: 0ba7d9946f 4ca46bcf98
Author: Aydın Mercan <aydin@isc.org>
Date:   Mon Oct 19 09:23:44 2026 +0300

    new: dev: Add CID and stateless reset token routing for QUIC

    QUIC is a protocol that is agnostic of the source address/port and uses
    connection IDs and stateless reset tokens to distinguish sessions.

    The thread-safe `isc_quic_router_t` structure keeps track of this
    information and also has functionality for inspecting packets to find
    the appropriate action alongside the associated connection if it exists.

    Merge branch 'aydin/quic-router' into 'main'

    See merge request isc-projects/bind9!12359