feat(web): show handover memory + persona rubric for LLM spectate (same as human play); highlight each entity's behaviour as a courier passes it

feat(errand): no move limit — ends only on reaching the house (analysis) or zero health

feat(web): expose 3 errand memory variants (id/label/frames + selected)

feat(web): expose health + turns_left in InteractiveSession.state()

refactor(scenario): delete predator_evade; template is the canonical scenario

refactor(scenario): rename pack_flee -> predator_chase

refactor(scenario): rename pack_evade -> template

feat(web): unify memory replay onto the single play board

fix(memory): legacy replay block sizes match resized pack_evade (3x3 predator, 2x2 focal)

feat(web): multi-agent memory replay caption + colour legend

refactor: restructure proteus into game/web subpackages

feat(web): policy memory modes + replay-only panel (drop text) + graceful provider errors

feat(web): step-through memory replay grid in the memory panel

feat(web): ship per-turn replay frames in the memory payload

feat(web): show the handover memory block in the UI at the start (expandable panel)

feat(web): selectable handover memory (default/none/persona/generate/latest) + action quota 100

test(spectate): offline import-safety still holds (providers lazy)

feat(spectate): /spectate routes + provider config (lazy-imported)

test(web): wire-level GET-poll fairness + document single-user concurrency assumption

test(web): offline import-safety guard for proteus.web

feat(web): python -m proteus.web launcher

feat(web): stdlib http.server router + session registry + route tests