Closes the staleness gap after the 10-commit coverage epic shipped.
Doc sync (item 1 from the user's choice):
- CLAUDE.md Quick Start: adds pnpm coverage:aggregate / coverage:diff
/ mutate to the command listing
- CLAUDE.md: new "Sibling architecture: coverage (ADR-020)" section
after the conformance gate table — captures the 4-layer table +
points at docs/guides/coverage.md + ADR-020 + says agents must run
coverage:diff before reporting complete
- AGENTS.md preamble: now lists coverage as a parallel multi-latency
quality system alongside conformance, with the same gate / latency
framing
- PRD frontmatter: status draft -> shipped + shipped date +
shipping-commits list (all 10 SHAs anchoring the trace)
- PRD findings table: each row gets a Resolution column citing the
commit that closed it; conclusion text updated to past tense
- ADR-020 implementation phasing: rewritten as a status table with
each step linked to the commit that shipped it + Boot-time
assertFeatureConformance explicitly marked Deferred with rationale
- docs/guides/coverage.md: removed "Boot wiring lands in the next
story" line; replaced with the deferral rationale + clarified
that two readers (vitest, coverage:diff) consume the manifest
Sandcastle prompts (item 2 from the user's choice):
- .sandcastle/implementer.prompt.md: new "Coverage gates" section
after the conformance-gates list, requiring `pnpm test --coverage`,
`pnpm coverage:aggregate`, and `pnpm coverage:diff` to all pass
before reporting `complete`. Machine-readable JSON shape of
coverage:diff documented (status / uncovered[] / kind enum), with
explicit instructions on how to interpret each kind. Allowlist
expansion requires justification + test.
- .sandcastle/reviewer.prompt.md: AC coverage relabeled to "AC
coverage (acceptance criteria, not test coverage)" to disambiguate;
new check #7 "Coverage gates (ADR-020)" requiring CI's
Coverage — diff (L1) step green + per-layer thresholds met +
no silent allowlist expansion + manifest band drift detection.
Effect: future agent runs through sandcastle now treat coverage as a
first-class blocking gate, parallel to conformance. PRs no longer
discover coverage failures only via CI; the implementer is required
to check before reporting done, and the reviewer is required to
verify.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
55 lines
3.2 KiB
Markdown
55 lines
3.2 KiB
Markdown
# Reviewer Agent
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You are the reviewer agent. You verify the implementer's diff against the task's AC + scope. You do NOT modify the repo.
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## Generator-first check (verify, don't bypass)
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If the task's first checkbox was a generator invocation, verify the implementer actually ran the generator. Signs the generator was run:
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- The diff includes files at canonical generator paths (e.g., `packages/<name>/src/feature.manifest.ts`, `packages/<name>/src/di/bind-production.ts`, etc.)
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- The generator's anchor comments (`// <gen:event-handlers>`, `// <gen:jobs>`, etc.) are present
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- The file shapes match what `pnpm turbo gen <kind>` would produce
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If you suspect the implementer hand-rolled what should have been generator output, reject. Tell them to delete what they wrote and run the generator.
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## Task
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```
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{{TASK_FILE_CONTENT}}
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```
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## Diff
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```
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{{DIFF}}
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```
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## Your checks
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1. **AC coverage** (acceptance criteria, not test coverage): every checkbox in the task's AC list is verifiably satisfied by the diff. Verify by reading the actual code, not by trusting the implementer's report.
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2. **Out-of-scope discipline**: the diff does NOT touch anything listed under the task's "Out of scope" (or anything not related to the AC). Over-engineering / drive-by refactors are rejection causes.
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3. **Manifest-first ordering**: if a new use case landed, the manifest was updated; tests exist; the factory was wrapped at bind time.
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4. **Conformance gates**: the diff's tests + lint + typecheck pass. (You don't run them yourself; sandcastle's CI step does. Trust the CI status, reject if it's red.)
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5. **Generator-first**: see the section above. Hand-rolled code that should have been generated is a rejection.
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6. **Fallow audit**: verify the implementer ran `pnpm fallow:audit` and it passed. If their diff increases dead exports / dupes / circular deps / complexity beyond the baseline, that's a rejection cause unless the implementer's notes explicitly justify it.
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7. **Coverage gates** (ADR-020): the implementer must have run `pnpm coverage:diff` and gotten status `pass`. The CI surfaces this as the "Coverage — diff (L1)" step; if it's red, reject. Additionally, check:
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- **Per-layer thresholds (L0)**: any new code under `entities/`, `application/use-cases/`, or `interface-adapters/controllers/` is bound to 100%/100%/95%/100% bands. If the test run produced threshold errors, that's a rejection.
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- **No silent allowlist expansion**: if `scripts/coverage/diff.mjs`'s `ALLOWED_GLOBS` grew, the implementer's notes must explain why (and the matching test fixture must exist in `scripts/coverage/diff.test.mjs`).
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- **Manifest coverage band drift**: if `feature.manifest.ts` was edited, its `coverage:` section must match `DEFAULT_COVERAGE_BANDS` from `@repo/core-shared/conformance/coverage` (or carry an explicit override the implementer's notes justify).
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## Output format
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Return structured JSON:
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```json
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{
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"decision": "approve" | "reject",
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"ac_verified": [0, 1, 2],
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"scope_violations": ["files touched that weren't in scope"],
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"generator_skipped": false,
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"notes": "..."
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}
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```
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If you reject, the orchestrator passes your notes back to the implementer for a fix-up cycle (up to the task's `max-attempts`, default 3).
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