docs: add redis analytics delivery topology

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2026-08-20 16:28:50 +03:30
parent fd73963b20
commit 5ea9687891
2 changed files with 7 additions and 4 deletions

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@@ -29,7 +29,9 @@ This repository owns deployment concerns only. Backend and frontend directories
- Everything runs through Docker, Docker Compose, Bash scripts, and environment files/templates. - Everything runs through Docker, Docker Compose, Bash scripts, and environment files/templates.
- The CSV-to-PostgreSQL workflow is a one-time administrative bootstrap/recovery command, never a scheduled ingestion service. ZarinPal owns future production payment writes. - The CSV-to-PostgreSQL workflow is a one-time administrative bootstrap/recovery command, never a scheduled ingestion service. ZarinPal owns future production payment writes.
- Analytics are calculated lazily by the API and persisted as typed PostgreSQL projections. Database-managed merchant/cohort revisions invalidate affected projections on insert; no scheduled analytics worker or Redis service is deployed for the MVP. - First dashboard access enqueues bounded parallel analytics-section jobs. An on-demand backend worker calculates them, Redis caches/coordinates them with a configurable high TTL, and the API streams partial completion through authenticated SSE. This worker is event-driven, never scheduled.
- Redis and the analytics worker are private Compose services with health checks and resource limits; neither is exposed through Nginx. Redis is disposable cache/coordination state and is excluded from backup/restore.
- Nginx disables response buffering/compression for the SSE route, preserves authenticated same-origin cookies and event ids, and uses reviewed stream timeouts/heartbeat behavior without weakening normal API proxy settings.
- Nginx is the only public entry point. PostgreSQL and internal services are not internet-exposed. - Nginx is the only public entry point. PostgreSQL and internal services are not internet-exposed.
- Health checks distinguish liveness from readiness. - Health checks distinguish liveness from readiness.
- Backups are encrypted where supported, validated, retention-aware, and paired with rehearsed restores. - Backups are encrypted where supported, validated, retention-aware, and paired with rehearsed restores.

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@@ -15,8 +15,8 @@ The hackathon demo will seed one account per merchant. Where merchant profile fi
|---:|---|---|---|:---:| |---:|---|---|---|:---:|
| 1 | Data foundation | PostgreSQL model, one-time CSV bootstrap, provenance, validation, quality reporting, synthetic merchant profiles; future source writes are owned by ZarinPal | — | Yes | | 1 | Data foundation | PostgreSQL model, one-time CSV bootstrap, provenance, validation, quality reporting, synthetic merchant profiles; future source writes are owned by ZarinPal | — | Yes |
| 2 | Identity and access | Merchant credentials, sessions, tenant isolation, demo account seeding | Data foundation | Yes | | 2 | Identity and access | Merchant credentials, sessions, tenant isolation, demo account seeding | Data foundation | Yes |
| 3 | Analytics engine | Deterministic metrics, cohorts, trends, diagnostic drill-downs, traceability, lazy PostgreSQL-backed merchant/cohort projections with insert-triggered revision invalidation | Data foundation | Yes | | 3 | Analytics engine | Deterministic metrics, cohorts, trends, diagnostic drill-downs, bounded parallel on-demand section jobs, high-TTL Redis cache, PostgreSQL revision invalidation | Data foundation | Yes |
| 4 | Merchant API | Stable authenticated interfaces for dashboard data and analytics | Identity and access, analytics engine | Yes | | 4 | Merchant API | Stable authenticated interfaces and tenant-scoped SSE for partial analytics delivery | Identity and access, analytics engine | Yes |
| 5 | Merchant dashboard | Persian RTL dashboard, responsive navigation, accessible charts/tables and explanations | Merchant API | Yes | | 5 | Merchant dashboard | Persian RTL dashboard, responsive navigation, accessible charts/tables and explanations | Merchant API | Yes |
| 6 | AI assistance | AvalAI-backed explanation/recommendation workflow over sanitized aggregates | Analytics engine, merchant API | No | | 6 | AI assistance | AvalAI-backed explanation/recommendation workflow over sanitized aggregates | Analytics engine, merchant API | No |
| 7 | Platform operations | Compose, Nginx, CI/CD, observability, backup/restore, release and rollback | All deployables | Yes | | 7 | Platform operations | Compose, Nginx, CI/CD, observability, backup/restore, release and rollback | All deployables | Yes |
@@ -50,7 +50,8 @@ Build sequence: data foundation → identity and analytics → API → dashboard
8. Production changes are reversible and backed by documented health checks and rollback steps. 8. Production changes are reversible and backed by documented health checks and rollback steps.
9. Only `Verified` is a confirmed successful session; `Paid` remains a separately reported state until an approved metric-catalogue revision says otherwise. 9. Only `Verified` is a confirmed successful session; `Paid` remains a separately reported state until an approved metric-catalogue revision says otherwise.
10. MVP reporting periods are limited to daily, Saturday–Friday weekly, Jalali-month, and Persian-season views with consistent `Asia/Tehran` boundaries across database, API, and frontend. 10. MVP reporting periods are limited to daily, Saturday–Friday weekly, Jalali-month, and Persian-season views with consistent `Asia/Tehran` boundaries across database, API, and frontend.
11. Analytics are calculated on first relevant access and cached by merchant/cohort source revision and metric-definition version; the MVP deploys no scheduled analytics worker or Redis. 11. First access enqueues all analytics sections for bounded parallel calculation; high-TTL Redis entries are keyed by merchant/cohort source revision, metric-definition version, and section.
12. Authenticated SSE exposes each section as it becomes ready. Redis and the on-demand worker remain private, and Redis is never a source of truth or backup target.
## Required capability specs ## Required capability specs