Freeze the classic line on main (tagged v1.0-classic) and open the v2 development branch. Add a firmware version constant (2.0.0-dev) reported in the boot banner so the daemon can tell classic from v2, and document the phased v2 plan in docs/v2-roadmap.md. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>