W2 final submission

W1 single-agent + bubble + W2 multimodal multi-agent + 50-case eval CI gate
+ modernized Vite/React patient dashboard inside OpenEMR via SMART on FHIR
EHR Launch + visual PDF bbox overlay UI.

All 7 phases of OPTION1_IMPLEMENTATION_PLAN.md ✅.
All checkpoints CP-1..CP-4 PASSED. All hard gates G1..G3 PASSED.

Live: https://trustworthy-expression-production.up.railway.app/
Login: admin / gauntlet123

See README.md, PATIENT_DASHBOARD_MIGRATION.md, docs/w2-cost-latency.md.