Phase F

docs/IMPLEMENTATION_STATUS.md

@@ -2,7 +2,50 @@
 
 Last updated: 2026-06-26
 
-## Current phase: WHMCS Phase D — SSO ✅
+## Current phase: WHMCS Phase E + F — Sync & Usage Billing ✅
+
+### WHMCS Phase E completed
+
+| Area | Status | Notes |
+|------|--------|-------|
+| ListAccounts API | Done | `GET /integrations/whmcs/accounts` |
+| Service import | Done | `POST .../services/import` |
+| Reconciliation | Done | Full + per-service, severity classification |
+| Integration events | Done | Cursor poll + ack/dead-letter |
+| Worker daily sync | Done | 03:00 UTC reconciliation tick |
+| WHMCS PHP | Done | `ListAccounts`, reconcile/import client |
+| Docs | Done | `docs/integrations/whmcs/reconciliation.md` |
+
+### WHMCS Phase F completed
+
+| Area | Status | Notes |
+|------|--------|-------|
+| Usage metrics API | Done | `GET .../services/:id/usage` |
+| Usage adjustments | Done | `POST .../usage/adjustments` |
+| Export audit | Done | `WhmcsUsageExport` + content hash |
+| Test mode | Done | `testMode=true` → DRAFT exports |
+| WHMCS PHP | Done | `MetricProvider`, `UsageUpdate` |
+| Docs | Done | `docs/integrations/whmcs/usage-billing.md` |
+
+### Abnahmekriterium Phase E
+
+- [x] ListAccounts liefert alle verknüpften Services
+- [x] Reconciliation erkennt Status-, Plan- und Orphan-Drift
+- [x] Events cursorbasiert mit Ack/Dead-Letter
+- [x] Import bestehender Server möglich
+- [ ] Manual E2E: WHMCS Server-Sync + Reconcile-Button
+
+### Abnahmekriterium Phase F
+
+- [x] Metriken aus `usage_records` aggregiert (UTC-Perioden)
+- [x] Idempotente Exporte mit Hash
+- [x] Adjustments ohne Rohdaten-Mutation
+- [x] WHMCS MetricProvider + UsageUpdate
+- [ ] Manual E2E: WHMCS Usage Metrics Abrechnungslauf
+
+---
+
+## WHMCS Phase D — SSO ✅
 
 ### WHMCS Phase D completed
 
@@ -191,4 +234,4 @@ Server entry fields:
 
 ### Next phase: Post-MVP hardening
 
-- WHMCS Phase E (reconciliation), Phase F (usage billing), Stripe webhooks, penetration test
+- Stripe webhooks, penetration test, WHMCS addon dashboard UI