Forecasting app: hybrid port to HNF stack

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>

docker-compose.yml

@@ -0,0 +1,45 @@
+services:
+  backend:
+    build: ./backend
+    security_opt:
+      - apparmor=unconfined
+    environment:
+      - DATABASE_URL=${DATABASE_URL}
+      - CENTRAL_AUTH_SECRET=${CENTRAL_AUTH_SECRET}
+      - APP_SLUG=forecasting
+      - NEWBOOK_API_KEY=${NEWBOOK_API_KEY:-}
+      - NEWBOOK_USERNAME=${NEWBOOK_USERNAME:-}
+      - NEWBOOK_PASSWORD=${NEWBOOK_PASSWORD:-}
+      - NEWBOOK_REGION=${NEWBOOK_REGION:-AU}
+      - RESOS_API_KEY=${RESOS_API_KEY:-}
+      - ANTHROPIC_API_KEY=${ANTHROPIC_API_KEY:-}
+    volumes:
+      - recon_uploads:/app/uploads/reconciliation
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:8000/health"]
+      interval: 15s
+      timeout: 10s
+      retries: 10
+      start_period: 60s
+    restart: unless-stopped
+
+  frontend:
+    build:
+      context: ./frontend
+      args:
+        VITE_HOTEL_NAME: ${VITE_HOTEL_NAME:-Hotel}
+    security_opt:
+      - apparmor=unconfined
+    ports:
+      - "${FRONTEND_PORT:-3080}:80"
+    depends_on:
+      backend:
+        condition: service_healthy
+    restart: unless-stopped
+
+networks:
+  default:
+    driver: bridge
+
+volumes:
+  recon_uploads: