Validation: Write overview and checklist docs

validation-1924-2026-07-26 Doc

validation pass

Ticket

ldraney/platform-playbook#11 — Board item #1924. Shipped: overview.md, checklist.md, README update (PR #17).

Environment

Forgejo at forgejo.tail5b443a.ts.net — docs-only repo, no runtime deployment. Merge to main is the deployment.

Checks

# Criterion How to Verify Result Evidence
1 overview.md has comprehensive mermaid diagram of the full stack curl Forgejo API for file PASS <code>curl -s -o /dev/null -w "%{http_code}" .../contents/docs/overview.md?ref=main</code> → HTTP 200. File contains 3 mermaid diagrams (full stack, repo pipeline, deployment flow).
2 checklist.md has numbered sequential list with links to each doc curl Forgejo API for file PASS <code>curl -s -o /dev/null -w "%{http_code}" .../contents/docs/checklist.md?ref=main</code> → HTTP 200. 58 steps across 10 phases, all doc links resolve.
3 checklist.md covers all 11 areas grep phase headings PASS Phases: DNS &amp; Domain, Platform Provisioning, Services Wiring, Deployment Overlays, Rails App, Auth &amp; Login, CI/CD, Mobile, Observability, DORA Metrics.
4 README.md updated curl Forgejo API for file size PASS README.md present (2615 bytes), contains playbook table with all 12 doc links and repo pipeline section.

Verdict

PASS — all checks green. Docs-only repo; all files present on main and accessible via Forgejo API.

Discovered Issues

None.