Phase 0 — Discovery & Architecture: Sign-Off Checklist

Scope: Makalu testnet (EC2 + Docker Compose). Full K8s/Vault posture is documented as aspirational roadmap.


Deliverable Checklist

#
Deliverable
Status
Location

1

Languages/toolchains inventory

Done

Makulu/docs/architecture/002-tech-stack.md (ADR-002)

2

Environment matrix

Done

Makulu/docs/architecture/001-environment-strategy.md (ADR-001)

3

Core technology stack / BOM

Done

Makulu/docs/architecture/002-tech-stack.md (ADR-002)

4

Architecture diagrams

Done

docs/diagrams/ (14 diagrams)

5

RACI matrix

Done

Makulu/docs/governance/security-baselines.md section 3

6

Security baselines (aspirational)

Done

Makulu/docs/governance/security-baselines.md sections 1-2

7

Security baselines (Makalu-enforced)

Done

Makulu/docs/architecture/004-security-baselines-makalu.md (ADR-004)

8

Promotion gates

Done

Makulu/docs/architecture/003-promotion-gates.md (ADR-003)

9

CODEOWNERS (access control)

Done

.github/CODEOWNERS

10

Cosign image signing

Done

.github/workflows/deploy.yaml, .github/workflows/publish-images.yaml

11

SBOM generation (SPDX)

Done

.github/workflows/release.yaml (anchore/sbom-action)

12

SLSA target documented

Done

Makulu/docs/governance/security-baselines.md section 1


Work Scope PDF Alignment

PDF Requirement
Covered By

Reference architecture diagram

Deliverable 4 (14 diagrams in docs/diagrams/)

Environment matrix

Deliverable 2 (ADR-001)

RACI

Deliverable 5 (security-baselines.md section 3)

Bill of materials

Deliverable 3 (ADR-002)

Security baselines (SLSA, SBOM, signing, RBAC)

Deliverables 6, 7, 10, 11, 12

Stakeholder sign-off on promotion gates

Deliverable 8 (ADR-003) + this checklist


Scope Notes

  • Makalu testnet only — production is EC2 + Docker Compose, not K8s

  • K8s/ArgoCD/Vault configurations exist in the repo but are unused boilerplate for this phase

  • ADR-004 documents what is enforced vs. aspirational — no false compliance claims

  • Gaps (Trivy, signed commits, mTLS) are tracked in Phase 10 of docs/PHASE_TRACKER.md


Sign-Off

Name
Role
Date
Signature

Infrastructure Lead

Security Lead

Engineering Manager


Revision History

Version
Date
Author
Changes

1.0

2026-03-06

Infrastructure Team

Initial Phase 0 sign-off

Last updated