Annex — Governance
Enterprise Alignment
Compliance verification against enterprise architecture principles, Gold standards, and security requirements. Documents alignment status and approved deviations.
Why this matters
Architecture board sign-off requires demonstrated alignment with enterprise standards. This report is a prerequisite for Phase 1 funding release.
What this informs
Governance approval process, documented deviations requiring enterprise architect review, and the compliance posture for steering committee.
What remains unresolved
Composable DXP deviation awaiting enterprise architect review. Accessibility audit in progress. API governance formalisation pending.
Principles
6
Aligned
4
Partial
1
Under Review
1
Deviations
2
Architecture serves the business, not the other way around
Every architectural decision is justified by a business outcome. Technology choices follow business capability needs, not vendor roadmaps or technical preference.
The recommended architecture fully satisfies this principle. No deviations documented.
Interoperability by default
All systems expose well-defined APIs. Integration is a first-class architectural concern, not an afterthought. Data flows are documented, governed, and observable.
The recommended architecture fully satisfies this principle. No deviations documented.
Observability and control
Every component emits health signals. Logging, tracing, and metrics are mandatory, not optional. Operational visibility is a prerequisite for production readiness.
The recommended architecture fully satisfies this principle. No deviations documented.
Scalability and modularity
Components scale independently. Boundaries are drawn along business domains, not technology layers. A module can be replaced without cascading changes.
The recommended architecture fully satisfies this principle. No deviations documented.
Domain-driven design
Service boundaries follow business domains. Data ownership is explicit. Bounded contexts prevent cross-domain coupling. Ubiquitous language is shared between business and technology.
Partial alignment — domain boundaries are defined but cross-domain data ownership requires further clarification with enterprise architecture team.
Enterprise-aligned by design
Solutions align with enterprise architecture standards, security policies, and governance frameworks. Deviations are documented as architecture decisions with clear rationale.
Alignment assessment pending. Enterprise architecture review scheduled for Week 3.
The Gold standard defines mandatory requirements for enterprise platform deployments. Each requirement is assessed against the recommended architecture scenario.
| Requirement | Category | Status | Notes |
|---|---|---|---|
| SSO integration via enterprise IdP | Security | Pass | Sanctum/Fortify supports SAML/OIDC federation |
| Data encryption at rest and in transit | Security | Pass | TLS 1.3 + AES-256 database encryption |
| Centralised logging and audit trail | Observability | Pass | OpenTelemetry standard, centralised log aggregation |
| API governance and versioning | Integration | Partial | API versioning defined; governance process needs formalisation |
| Disaster recovery and backup | Operations | Pass | Daily backups, cross-region replication, documented RTO/RPO |
| Accessibility (WCAG 2.1 AA) | UX | Review | Component library under accessibility audit |
| Performance SLAs defined | Operations | Partial | SLAs drafted for primary workflows; edge cases under review |
| Data retention and GDPR compliance | Compliance | Pass | Retention policies defined; right-to-erasure supported |
Self-hosted infrastructure instead of enterprise cloud mandate
ApprovedPredictable pricing, China deployment flexibility, and full operational control. Enterprise cloud mandate applies to standard deployments; after-sales transformation has approval for evaluated deviation.
Composable DXP instead of enterprise-standard platform
Pending approvalEnterprise standard platform does not support the required regional flexibility (China) or pace-layered evolution model. Composable approach better serves business requirements while maintaining interoperability.
Enterprise Integration Pattern Alignment
How the proposed architecture maps to enterprise standard integration patterns. Shows where standard patterns apply and where deviations are documented.
DraftEnterprise Architect
Decision Layer
Decisions Supported
ADR-003 (composable DXP deviation), ADR-005 (observability). Required for architecture board sign-off.
Dependencies
This report is a prerequisite for Phase 1 funding. Composable DXP deviation blocks architecture board approval.
Next Actions
Schedule enterprise architect review for DXP deviation. Complete accessibility audit. Formalise API governance process.
Confidence
Medium — four of six principles aligned. Two items require enterprise review before compliance can be confirmed.