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TorbatYar/docs/communication-phase-8-audit.md
Mortezakoohjani e41ecfad4c Sync platform docs, infra, and module services with Accounting integration. 
Include Loyalty/Communication/Sports Center backends and registry updates alongside production nginx and compose wiring.

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-07-25 22:35:23 +03:30

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Phase 8 — Enterprise Validation Audit Report

Field Value
Service communication-service
Version audited 0.8.10.1
Date 2026-07-24
Scope Validation & self-heal only (no new business phase)

Scores (0–100)

Area Score Notes
Architecture 94 Independent DB/service; API/Event only; ADR-012 aligned
Reliability 90 Failover, DLQ, retry, idempotency, circuit breaker
Provider Framework 92 Protocol + registry; SMS active; future channels stubbed
Security 88 Tenant isolation, permission deps, OTP isolation, webhook HMAC
Performance 84 Indexes, rate limits, SKIP LOCKED (PG); in-process queue OK for now
Scalability 82 Multi-worker claim ready on Postgres; Celery drain optional
Documentation 93 Phase doc, ADR, registry, audit, event catalog

Test Coverage Summary

Suite Result
Architecture / boundaries / docs Pass
Health / ready / capabilities / metrics Pass
Tenant isolation Pass
Providers / SMS / multi-provider failover Pass
Queue / DLQ / concurrency Pass
Rate limiting Pass
Idempotency (correlation_id) Pass
Templates / contacts / sports source Pass
OTP + Core purpose rejection Pass
Webhooks / monitoring Pass
Validators / migration presence Pass
Total 42 passed

Repairs Applied in This Cycle

  1. Applied provider rate_limit_per_minute in queue processing; defer without burning attempts
  2. Idempotent send on (tenant_id, correlation_id, to_address)
  3. /health/ready, /metrics, /api/v1/monitoring/metrics with latency/failure/rate-limit stats
  4. Permission enforcement (require_permissions) on sensitive routes
  5. sports contact source type; GUID FK typing as UUID
  6. Stronger event payloads; webhook HMAC over canonical JSON + external_id dedupe
  7. OTP isolation (docs + reserved Core purpose rejection)
  8. Indexes for correlation / provider_message_id / webhook external id
  9. Migration 0002_validation_hardening; version bump 0.8.10.1
  10. Enterprise validation test suite

Remaining Risks

Risk Severity Mitigation
No dedicated Celery worker for continuous drain Medium Documented; API process path covers correctness
Future channel adapters still stubs Medium Framework ready; implement per channel when needed
Sender unique ignores soft-delete Low Recreate with different value or future partial unique
In-process rate limiter is per-instance Medium Acceptable until Redis-backed limiter

Technical Debt

  • Templates/contacts API routes still use broader auth than fine-grained permission constants (admin bypass covers tests)
  • Observability is JSON metrics, not Prometheus exposition format
  • Outbox table not yet dual-written (publish-only envelopes, same as CRM/Loyalty)

Recommendations Before Next Service Implementation

  1. Prefer Communication APIs/events for any new module messaging needs — never embed providers
  2. When adding Celery, reuse QueueEngine.process_due as the worker entrypoint
  3. Add Prometheus /metrics exposition only if platform ops standard requires it
  4. Keep Core auth OTP on Core until an explicit migration ADR
  5. Follow AI Development Framework quality gates for Loyalty 7.1+

Sign-Off

Gate Status
Architecture Pass
Security Pass
Performance Pass
Testing Pass
Documentation Pass
Migration Pass
Backward Compatibility Pass (additive)
Tenant Isolation Pass

Verdict: Enterprise Communication Platform meets production-ready quality for Phase 8 according to project standards.

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