Add an "Active handoffs" entry under Multiagent Workflow pointing to
FREEBSD-BUILD-LANE-HANDOFF.md and CLAWDIE-INSTALLER-HANDOFF.md. AGENTS.md
already tells the FreeBSD agent to read active docs/*-HANDOFF.md on startup;
this names the current ones directly.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>