Five rules that governed this repo lived in wiki prose, a workplan, and a comment at the top of catalog.yaml. All were followed; none was addressable. A reader outside ops-warden could not cite one, could not tell whether it was current, and — the point of this change — could not tell whether it was ours to change or someone else's that we merely obey. ADR-0001 The routing catalog is a pointer layer, never a second copy ADR-0002 ops-warden is a transparent conduit, never a secret broker ADR-0003 Cover gaps, but never silently own them ADR-0004 High-risk lanes refuse raw value streaming to agent sessions ADR-0005 Implement one lane narrowly, route everything else Each carries owner: ops-warden, which is the load-bearing field. It says we follow the rule AND we are responsible for changing it — by superseding ADR, never an in-place edit. The failure this prevents runs both ways: a rule we own mistaken for inherited canon never gets fixed, because we wait for an owner who does not exist; inherited canon mistaken for ours gets quietly bent, and the drift is invisible until it breaks a repo that trusted the canonical version. Rules we follow but do not own — NetKingdom canon, the IAM profile, the credential-management standard, the-custodian's ADR-001 workplan convention — are cited, never copied into docs/adr/. Copying them would recreate exactly the second-source-of-truth failure ADR-0001 exists to prevent. architecture.md also now flags the three-digit/four-digit ADR-001 vs ADR-0001 collision, which is itself an ours-versus-inherited confusion waiting to happen. Publication verified rather than assumed: all five render through policy-nexus tools/render.py, and owner reaches the reader in three places — the page eyebrow (render.py:346), the index Owner column (build_site.py:123,137), and the publication manifest. build_site.py:179 makes title/status/owner required, so ownership cannot be dropped on the way out. policy-nexus publishes and never writes back; docs/adr/ stays the source of truth. Documentation adapted: SCOPE.md gains a Governing rules section and an orientation entry; .claude/rules/architecture.md replaced its stub with the ADR index, the owned-versus-inherited rule, and ADR-over-wiki precedence; finding-routing.md's ADR-gap section closed; catalog.yaml's no-double-source header now cites ADR-0001 rather than the originating workplan. uv run pytest -q → 338 passed, 4 deselected. Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
55 lines
2.5 KiB
Markdown
55 lines
2.5 KiB
Markdown
## Architecture
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### Our rules are ADRs — `docs/adr/`
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The decisions that govern this repo live in `docs/adr/` as addressable records,
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not in wiki prose. Read `docs/adr/README.md` first; it explains the one
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distinction that matters here.
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| ADR | Rule |
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| --- | --- |
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| `ADR-0001` | The routing catalog is a pointer layer, never a second copy of an owner's procedure |
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| `ADR-0002` | ops-warden is a transparent conduit, never a secret broker |
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| `ADR-0003` | Cover gaps, but never silently own them |
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| `ADR-0004` | High-risk lanes refuse raw value streaming to agent sessions |
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| `ADR-0005` | Implement one lane narrowly, route everything else |
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### Owned versus inherited — check `owner:` before changing anything
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Every ADR carries `owner:` in its frontmatter, and it decides what you are allowed
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to do with the rule:
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- **`owner: ops-warden`** — ours. We are bound by it *and* we may change it. Changing
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one means writing a superseding ADR, not editing the decision in place.
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- **any other owner** — inherited. We follow it; we do not own it. Dispute it through
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that owner's process; never amend it here.
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Everything in `docs/adr/` today is `owner: ops-warden`. Rules we merely follow —
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NetKingdom canon, the IAM profile, the credential-management standard — are cited,
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never copied in. Copying them would recreate the second-source-of-truth failure
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`ADR-0001` exists to prevent.
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**Naming collision, worth knowing.** `ADR-001` (three digits) in
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`workplan-convention.md` and `session-protocol.md` is **the-custodian's** ADR
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establishing the workplan convention across the whole estate. It is inherited and
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not ours to change. Our records are four-digit — `ADR-0001` … `ADR-0005` — and live
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in this repo. When writing, say "the-custodian's ADR-001" if that is what you mean.
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### Precedence
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If a wiki page, playbook, or `.claude/rules/` file disagrees with an ADR, **the ADR
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is right and the other file is a defect** — fix it rather than working around it.
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The rule files are agent-facing operational instructions derived from these
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decisions; they should cite an ADR rather than restate its reasoning.
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### Publication
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These ADRs are publishable through `policy-nexus` at `policy.coulomb.social`, which
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requires `title`, `status` and `owner`, renders owner in the page header and in the
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index, and records source repo, path and revision digest in its manifest. Ownership
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survives the repo boundary. `policy-nexus` publishes and never writes back: the file
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here is the source of truth.
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## Quick Reference
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`~/state-hub/mcp_server/TOOLS.md` — MCP tool reference
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