Phase 1 - Core SaaS Foundation¶
This phase builds the Tier 0-1 platform contexts every product depends on. It is equivalent to the existing Core Platform Wave and Tier-1 list.
Scope¶
| Context | Catalog category | Status anchor |
|---|---|---|
| Tenant Management & SaaS Core Metadata | 1 | SaaS Solution Platform |
| Identity & Access | 2 | Identity Platform (Live) |
| Config & Feature Flags | 3 | Config Platform (Live) |
| Billing & Subscriptions | 4 | Billing Platform |
| Notifications & Webhooks | 5 | Notifications, Email, SMS |
| Audit & Compliance | 6 | Audit Platform (Live) |
| Infrastructure & SRE | 9 | Factory runtime |
Recommended First Services (Tier 0-1)¶
- Tenant Lifecycle / Provisioning / Registry (CS-SVC-0016..0019).
- Identity Server, OIDC/OAuth2, RBAC/ABAC (CS-SVC-0051..0053, 0082..0085).
- Configuration Server, Feature Flag Service (CS-SVC-0101, 0111).
- Billing Service, Subscription Lifecycle, Usage Metering (CS-SVC-0151, 0161, 0190).
- Notification Platform, Email, SMS, Webhooks (CS-SVC-0201..0204, 0241).
- Audit Trail, Immutable Log (CS-SVC-0251, 0252).
Exit Criteria¶
- A new SaaS product can be stood up using identity, config, billing, notifications, and audit without bespoke work.