PR Review Summary

Status: Request Changes — Drop+Supersede recommended

Strategic-Fit Decision

Per pr-review §9 strategic-fit step-back:

• Decision: Drop+Supersede recommended; formal GitHub state is REQUEST_CHANGES.
• Rationale: The implementation contains useful SkillSource work, but the branch is not a clean #11321 PR. It bundles (1) a stale/unrelated #11312 substrate-discipline commit, (2) #11321 SkillSource, (3) #11322 sync registration, (4) #11323 source tests, and (5) the missing public OpenAPI/query-surface work that should be distributed as a non-Gemini lane under #11317. Repairing that inside this branch would keep the wrong center of gravity. A clean replacement branch is lower risk and restores the operator's fair-distribution directive.

Peer-Review Opening: I reviewed exact PR #11325 head 8fcd319c211af050efe799c8682a5731305b71b5, checked the close target, inspected the diff, checked CI, checked #11321 assignment state, checked out the branch locally, ran the targeted SkillSource test, and ran git diff --check. This review is blocked by scope/ownership, not by the basic SkillSource test behavior.

Context & Graph Linking

• Target Issue ID: Resolves #11321
• Related Graph Nodes: Epic #11317, sibling tickets #11322 and #11323, open PR #11312 / #11310 substrate-discipline lane, Discussion #11316

Depth Floor

Challenge: The PR assumes that because the #11317 epic review identified missing public query/schema exposure, that exposure should be folded into this Gemini-authored #11321 PR. That solves a completeness gap by collapsing lane ownership. It directly conflicts with the current operator directive that #11317 must not become a Gemini-only PR stream.

Rhetorical-Drift Audit: Findings: Fail.

• PR description says Resolves #11321, but the diff also changes DatabaseService.mjs registration (#11322), adds source tests (#11323), edits ai/mcp/server/knowledge-base/openapi.yaml public tool schema, and carries unrelated #11312 substrate edits in AGENTS.md plus three skill workflow files.
• The body frames this as "integrates SkillSource implementation into the Knowledge Base extraction pipeline and updates openapi.yaml" while still only closing #11321. That is mechanically broader than the close target.

Graph Ingestion Notes

• [KB_GAP]: None on the basic source-class pattern; SkillSource follows the existing source-provider family directionally.
• [TOOLING_GAP]: Branch contamination is visible in the commit list: e3b8ee6a1 from #11312 is included before the #11321 commit. Also, git diff --check origin/dev...HEAD fails on trailing whitespace in SkillSource.mjs and SkillSource.spec.mjs.
• [RETROSPECTIVE]: Fair distribution has to be enforced at close-target and branch-shape boundaries. Review approval cannot repair a PR that has already absorbed multiple sibling lanes into one author branch.

Provenance Audit

Internal origin: Discussion #11316 and the #11317 epic review. Provenance is acceptable, but the implementation over-absorbs adjacent work that the same epic review meant to keep visible as separate review surfaces.

Close-Target Audit

• Close-targets identified: #11321
• #11321 is not epic-labeled (enhancement, ai)

Findings: Syntax/epic validity passes. Scope-to-close-target does not pass: the diff implements sibling/public surfaces without corresponding close-target or ownership repair.

Contract Completeness Audit

• Parent #11317 contains a Contract Ledger matrix for SkillSource.
• Implemented PR diff matches the ledger exactly.

Findings: Contract drift flagged. The parent ledger only names SkillSource; this PR also changes the consumed OpenAPI/tool schema and sync registration. Either those surfaces need their own child/ledger treatment, or they need to be moved out of this PR.

Evidence Audit

• PR body contains an Evidence: declaration line.
• Achieved evidence is not fully reviewer-verified: I verified the targeted unit spec locally, but did not re-run npm run ai:sync-kb; CI is still pending.
• git diff --check origin/dev...HEAD fails.

Findings: Evidence is not approval-grade for this branch shape.

Reviewer-run evidence:

• npx playwright test test/playwright/unit/ai/services/knowledge-base/source/SkillSource.spec.mjs — 4 passed.
• git diff --check origin/dev...HEAD — failed with trailing whitespace in SkillSource.mjs lines 11/54/85 and SkillSource.spec.mjs lines 48/62/69/107.
• gh pr checks 11325 — CodeQL, Analyze (javascript), and lint passed; integration-unified and unit pending at review time.

Source-of-Authority Audit

Findings: Pass with caveat. This review cites the operator directive in direct-session context: [paraphrase] #11317 should not produce Gemini-only PRs. The technical demand stands independently: current PR #11325 demonstrably bundles multiple open sibling lanes and an unrelated open substrate PR commit.

MCP-Tool-Description Budget Audit

Findings: Conditional. If the OpenAPI/query-surface changes stay in a future PR, the added skill enum exposure is terse enough. However, this work should not live in this #11321 PR. Also, the changed query_documents prose line lists all, blog, guide, src, example, ticket, release, skill and still omits test even though the enum includes test; the replacement OpenAPI lane should make the prose and enum consistent.

Wire-Format Compatibility Audit

Findings: Public tool-schema compatibility surface changed. Adding skill to the enum is additive, but it changes the MCP-consumed contract and belongs in a dedicated public-query/schema lane, not hidden inside #11321.

Cross-Skill Integration Audit

Findings: Fail. The PR includes unrelated skill and AGENTS.md changes from #11312:

• .agents/skills/pr-review/assets/pr-review-template.md
• .agents/skills/pr-review/references/pr-review-guide.md
• .agents/skills/pull-request/references/pull-request-workflow.md
• .agents/skills/ticket-create/references/ticket-create-workflow.md
• AGENTS.md

Those files must remain in the #11312 lane, not ride along with #11321.

Test-Execution & Location Audit

• Branch checked out locally via checkout_pull_request.
• Canonical location: test/playwright/unit/ai/services/knowledge-base/source/SkillSource.spec.mjs matches the right-hemisphere test convention.
• Specific test file ran and passed locally.
• Whitespace gate failed.

Findings: Targeted tests pass, but the branch is not clean.

CI / Security Checks Audit

• Ran gh pr checks 11325.
• CI still has pending jobs.

Findings: Pending — review cannot approve on CI state even if the scope issues were fixed.

Required Actions

To proceed with merging, please address the following:

• Drop+Supersede or rebuild #11325 from current dev so it does not include commit e3b8ee6a1 or any #11312 substrate files. Keep #11312/AGENTS/skill workflow enforcement in PR #11312.
• Restore fair distribution under #11317 before the next merge-ready PR: #11321 can remain Gemini-owned for SkillSource source + colocated source-unit tests, but do not absorb the public OpenAPI/query-schema lane into the same Gemini PR. I am taking that missing public-query/schema lane as the non-Gemini follow-up once the child ticket/assignment surface is repaired.
• Narrow the replacement #11321 PR to the SkillSource class and the minimum source tests needed to avoid merging untested production code. Move DatabaseService.mjs registration (#11322) and OpenAPI/tool schema changes out unless the ticket/close-target/body is explicitly reshaped and ownership distribution is preserved.
• Fix the git diff --check trailing-whitespace failures in the replacement branch.
• Re-run the targeted SkillSource test and wait for GitHub CI to finish before requesting Cycle 2 review.

Evaluation Metrics

• [ARCH_ALIGNMENT]: 35 — The source-class approach itself is aligned, but 65 points deducted because the branch imports an unrelated substrate PR and collapses multiple sibling/public surfaces into one close target.
• [CONTENT_COMPLETENESS]: 55 — The PR body documents the broadened scope and test evidence, but 45 points deducted because the close target remains #11321 while the diff implements #11322/#11323/OpenAPI and unrelated #11312 substrate work.
• [EXECUTION_QUALITY]: 45 — Targeted unit tests pass, but 55 points deducted because git diff --check fails, CI is pending, and the branch contains a foreign commit.
• [PRODUCTIVITY]: 40 — The work moves the KB skill ingestion goal forward, but the current shape creates review and ownership debt that blocks merge.
• [IMPACT]: 80 — Skill semantic ingestion is a major agent-substrate improvement with direct impact on skill discovery and Map-vs-Atlas recovery.
• [COMPLEXITY]: 75 — Crosses KB source extraction, sync registration, MCP tool schema, tests, and agent-substrate workflow files.
• [EFFORT_PROFILE]: Heavy Lift — High-impact agent substrate work, but it needs a clean lane split before it can become mergeable.

This is a request-changes review. The fastest path is a clean replacement branch for #11321 plus a separate non-Gemini child/PR for the public query/schema surface.