Dynamic Pay link: public /pay/{token} -> Razorpay (or UPI) + put it in the WhatsApp bill

Razorpay integration (test-mode) with a superadmin verify tool

Bills: fix adjustment-delete recompute + add stale-bill nudge

Staff/admin drill-down detail pages (+ user activity endpoint)

backend: skip logging client-canceled requests + rich dairy demo seed

Units fix (backend): unit travels + integer guard + per-unit analytics

Phase 9: search + filter + pagination on list endpoints

Phase 8: rate limiting + CORS lockdown + timeouts + graceful shutdown + DB health + load tests

Phase 7: org-scoped in-memory TTL cache + read caching + invalidation + HTTP ETags

Phase 6: sales/customer/financial analytics + supporting indexes

Phase 5: consistent error envelope + validation + leak fix + /api 404

Phase 4: billing v2 (multi-product lines + configurable tax) + payments + QR/WhatsApp + P1-4 integration test

Phase 3: subscriptions + delivery flow + route projection

Phase 2: products CRUD + effective-dated pricing + rate resolution

Phase 1: v2 multi-org schema + JWT/RBAC auth + cutover

Initial MilkWay ERP backend + Docker deploy