The management monitor checks http://{host}:{port}/health (no slug prefix).
Adds a location = /health alias alongside the existing /forecasting/health
so both the slug URL (browser/NPM) and the bare path (monitor) work.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Python FastAPI ML backend kept intact; auth replaced with central hnf_session cookie verification. Frontend rebuilt on React 18 + TS + Vite with stack design system, Plotly charts retained. Shared Postgres via DATABASE_URL; schema applied on startup.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>