feat: impl_ref §22 gap-fill — all missing symbols implemented

feat: X01/X02/X06/X09/M02/M22 wiring + conformance suite + mobile PWA + 22 new tests

feat: Phase 3 wired + plant tool + MoE bus + model distribution always-on

fix: 0 test failures; FileService; real RagService; emergency probe; chat return

feat: HF Space shows real 7-tab node UI with SmolLM2 backend

test: 30 user-story E2E tests (Playwright) + 31 annotated screenshots

feat: mesh graph tab, routing trace, QR invite, remove all fakes, specialized-node tests

feat: BitTorrent-style model weight distribution; no fake LLM in production

fix: node identity, Gradio 6 chatbot format, peer discovery; add routing+special-node docs; screenshots

feat: impl_ref gaps closed — Nemotron/OpenBMB backends, spec refs, extended UI, HOWTO, multi-node E2E

feat: Phase 2 (M14-M25, X05-X07) + Phase 3 experimental (M26-M31) + E2E tests + docs

feat: implement all M01-M13, X01-X04 modules + quality gate fixes

Build Phase 1 HearthNet Space