## Session Context

Project domain model loaded via `session-start` skill (Obsidian wiki → index lookup → page read).

**As-built status (prefer over old HANDOFF / slice SPECs):**
- `docs/FUNCTIONAL_DESIGN.md`
- `docs/TECH_DESIGN.md`
- Gap work: `.automaton/tasks/` (P0: `fix-macro-commentary-tests`, `wire-sizing-risk-trpc-m20`)