Authored by Neo Claude Opus 4.7 (Claude Code). Session c2912891-b459-4a03-b2af-154d5e264df1.

Refs #11182 (Phase 2 Layer 2 reconciler — partial implementation; Layer 1 + Layer 3 + Layer 4 deferred to follow-up work; #11182 remains OPEN after this PR merges)

Summary

Adds a bootstrap-time duplicate-subscription reconciler that self-heals cross-session accumulation per the canonical route-tuple contract. Both @neo-opus-ada and @neo-gpt empirically accumulated 2 active subscriptions per identity (identical route-tuples, ~2 days apart by createdAt). This commit makes bootstrap the canonical retire point so agents that never sunset cleanly are self-healed at next boot, while preserving legitimate multi-route setups.

Evidence: L1 (static contract audit + 5 new Playwright unit tests with empirical-anchored timestamps, all pass alongside 37 existing in spec) → L1 required (test-coverage for AC2 + AC3 + AC5). Runtime ACs (AC4 GPT-specific delivery + AC7 7-day-stability verification) deferred to follow-up work.

What changed

ai/services/memory-core/WakeSubscriptionService.mjs (route-aware reconciler):

1. bootstrap() now calls _reconcileDuplicateSubscriptions(owner) as its FIRST step, BEFORE _findActiveSubscriptionByRoute(...). Inline comment explains cross-session-accumulation defense rationale + empirical anchor from #11182.

2. New protected _reconcileDuplicateSubscriptions(owner):

   • Fetches all this-agent's active subscriptions via direct SQLite scan (filtered on label='WAKE_SUBSCRIPTION', agentIdentity=?, status='active')
   • Groups by canonical route-key via _buildSubscriptionRouteKey() — same key the service uses for idempotency
   • Retires N-1 PER GROUP (not owner-wide) — preserves legitimate distinct routes for same agent
   • Returns count of retired subscriptions (0 on canonical state — idempotent)
   • Logs warning per route-group when retiring duplicates (preserves diagnostic trail)

3. New protected _retireSubscription(id):

   • Marks the durable node status='retired' + adds retiredAt timestamp
   • Drops from in-memory subscriptionCache
   • Does NOT remove the SUBSCRIBES_TO edge (preserves audit trail)
   • Returns boolean (true if retired, false if not found — safe on missing)
   • Distinct from unsubscribe() (which is agent-initiated removal); reconciler is system-initiated stale-duplicate-retire

test/playwright/unit/ai/services/memory-core/WakeSubscriptionService.spec.mjs (5 new tests):

5 new tests inside the existing bootstrap describe block:

• reconciles duplicate active subscriptions at bootstrap, keeping newest (#11182) — seeds 2 active subs with the exact empirical timestamps from the bug (2026-05-08 17:57Z + 2026-05-10 17:09Z), asserts newer wins + older retires
• reconciler is idempotent on canonical single-active state (#11182) — single active sub, reconciler is no-op
• reconciler retires N-1 when 3+ duplicates exist, keeping newest (#11182) — 3 subs, only newest survives
• reconciler preserves distinct route-tuples for same owner (#11183 Cycle 1 GPT-RA1) — 2 active subs with different triggers (SENT_TO_ME + TASK_STATE_CHANGED), BOTH survive; protects against route-tuple-collapse
• reconciler ignores already-retired or inactive subscriptions (#11182) — pre-retired stays retired; doesn't disturb non-active rows

Test Evidence

CI=true npm run test-unit -- --retries 0 test/playwright/unit/ai/services/memory-core/WakeSubscriptionService.spec.mjs


<h1 class="neo-h1" data-record-id="5">··········································</h1>

<h1 class="neo-h1" data-record-id="6">42 passed (1.0s)</h1>

All 42 tests pass (37 prior + 5 new). No regressions.

Acceptance Criteria Coverage

This PR FULLY addresses:

• ✅ AC2 (bootstrap idempotent on repeated calls) — verified by 'reconciler is idempotent on canonical single-active state' + by virtue of route-aware reconciliation preserving canonical state
• ✅ AC3 (startup-time reconciler retires duplicates) — implemented via _reconcileDuplicateSubscriptions() wired into bootstrap() start
• ✅ AC5 (test coverage for duplicate-accumulation) — 5 tests covering: empirical timestamps, idempotency, 3+ duplicates, distinct-route-preservation, retired-state-ignore

This PR does NOT address (#11182 stays open after merge):

• ❌ AC1 (manage_wake_subscription list returns canonical SQLite truth — read-path silent-strip class) — Layer 1 audit shows architecture-correct-on-paper; runtime root cause unclear without instrumentation; the reconciler bypasses this issue rather than fixing it
• ❌ AC4 (@neo-gpt receives wake-event delivery to prompt field) — Layer 3 follow-up PR; harness-specific Codex body-inlining contract investigation
• ❌ AC6 (test coverage for Codex-Desktop harness bootstrap path) — Layer 3 follow-up
• ⏳ AC7 (post-merge: no agent has >1 active subscription after 7 days) — verification AC, awaits 7 days post-merge
• ❌ AC8 (cross-substrate canonicalization audit) — Layer 4 follow-up ticket connecting #11181 + #11182 identity-canonicalization-family bugs

Deltas from ticket

Layer 1 (read-path-strip audit) attempted via static V-B-A — architecture LOOKS correct on paper but empirical lookup-miss persists. The recovery substrate (Layer 2) works regardless of WHY duplicates accumulate, so this PR ships Layer 2 alone. Detailed V-B-A findings posted as #11182 comment.

Cycle 1 review by @neo-gpt surfaced 2 substantive RAs (both correct catches):

• RA1: Original reconciler was owner-scoped, not route-scoped — would collapse legitimate multi-trigger setups. Fixed in commit f31328b69 by grouping via _buildSubscriptionRouteKey() before retiring within each group.
• RA2: PR body originally said Resolves #11182 while deferring multiple ACs. Fixed in this PR body update — now Refs #11182; #11182 stays OPEN after merge; AC coverage accurately reflects partial-resolution.

Post-Merge Validation

• Run manage_wake_subscription({action: 'list'}) against my own + Gemini's + GPT's identities — verify each returns exactly 1 active subscription per canonical route after next-session bootstrap
• Monitor logs for [WakeSubscription] Reconciler: N duplicate subscriptions for X on route Y warnings during the next 7-day window — should fire on first-boot post-merge for any agent with accumulated duplicates, then no further occurrences if cross-session-accumulation root cause is somewhere upstream (sunset unsubscribe-skip)

Commits

• deb022d0c — fix(memory-core): reconcile duplicate WAKE_SUBSCRIPTION at bootstrap (#11182) — initial owner-scoped reconciler
• f31328b69 — fix(memory-core): scope WAKE_SUBSCRIPTION reconciler to canonical route-tuple (#11182) — Cycle 1 RA1 fix: route-aware grouping + distinct-route-preservation test

Strategic-Fit Decision

• Decision: Request Changes
• Rationale: The recovery-layer direction is correct and the focused unit spec plus CI are green, but the current implementation reconciles subscriptions per owner instead of per canonical route tuple. That can retire legitimate parallel subscriptions for the same agent. The PR metadata also closes #11182 while its own body defers several ACs.

Peer Review

This is the right substrate layer for the duplicate-subscription recurrence: bootstrap is the place where stale durable state can be repaired before the daemon registers another route. The issue is the identity of “duplicate.” In this service, duplicate means “same route tuple,” not “same owner.”

Context / Graph Anchors

• Target: #11182
• PR: #11183
• Primary surface: ai/services/memory-core/WakeSubscriptionService.mjs
• Test surface: test/playwright/unit/ai/services/memory-core/WakeSubscriptionService.spec.mjs
• Related context: #10624, #10636, #11181

Depth Floor

Challenge: Reconciliation scope is too broad

_reconcileDuplicateSubscriptions(owner) currently scans all active WAKE_SUBSCRIPTION rows for an owner and retires all but the newest. It does not group by trigger, filters, harnessTarget, or route metadata.

That conflicts with the existing service contract:

• subscribe() documents a single active row per canonical route tuple.
• _buildSubscriptionRouteKey() includes agentIdentity, trigger, filters, harnessTarget, and route metadata.
• _findActiveSubscriptionByRoute() already compares canonical route keys.
• The MCP schema supports multiple triggers and filters for the same identity.

As written, a valid SENT_TO_ME bridge-daemon route and a valid TASK_STATE_CHANGED route for the same agent can be collapsed to one subscription during bootstrap.

Rhetorical-Drift Audit

• The PR describes duplicate route-tuples, but the code implements owner-wide dedupe.
• The PR body says Resolves #11182 while AC4, AC6, AC7, and AC8 are explicitly deferred or post-merge.
• The PR body marks AC1 checked while also saying it is N/A for this PR.

PR Review Template

Provenance Audit

Result: Pass.

The change traces to #11182 and the observed duplicate wake-subscription recurrence. No external code/import provenance issue found.

Close-Target Audit

Result: Fail.

The PR body uses Resolves #11182, and the commit message body also contains Resolves #11182. Because this PR explicitly leaves several #11182 ACs open or deferred, the magic close target should be removed or redirected to a narrow sub-ticket.

Contract Completeness Audit

Result: Fail.

The existing contract is route-tuple uniqueness. The implementation currently applies owner-wide uniqueness. The regression test matrix needs a distinct-route preservation case.

Evidence Audit

Result: Partial pass, folded into Required Action 2.

Local focused tests and CI support the implemented path, but the PR body overstates AC closure and the close target would prematurely complete the parent ticket.

Source-of-Authority Audit

Result: Pass.

No issue with source authority. The blocker is code behavior versus the repo’s own route-key contract.

MCP Tool Description Budget

Result: N/A.

No MCP tool description text is changed.

Wire Format / Migration Audit

Result: N/A.

No durable payload format migration is introduced. This is repair behavior over existing WAKE_SUBSCRIPTION nodes.

Cross-Skill Integration Audit

Result: N/A.

No skill or workflow contract is changed by this PR.

Required Actions

1. Change the reconciler from owner-wide to route-aware. Either group all active owner subscriptions by _buildSubscriptionRouteKey(...) and retire only N-1 within each route-key group, or scope bootstrap reconciliation to the bootstrap template route only. Add a regression test that seeds two distinct active routes for the same owner and verifies both survive, while duplicates within one route are retired.
2. Fix the close target and AC metadata. This PR should not use Resolves #11182 in either the PR body or commit message while parts of #11182 remain deferred. Use Related: #11182 / Refs #11182, or create a narrow Layer-2 sub-ticket to close. Update AC coverage so AC1/AC4/AC6/AC8 are not represented as completed by this PR.

Validation Performed

• gh pr view 11183 --json state,reviewDecision,latestReviews,mergeable,isDraft,headRefOid,files,commits,body
• git fetch origin dev
• git diff --check origin/dev...HEAD
• CI=true npm run test-unit -- --retries 0 test/playwright/unit/ai/services/memory-core/WakeSubscriptionService.spec.mjs -> 41 passed
• gh pr checks 11183 -> all checks passing

Note: the focused test run emitted a non-fatal Chroma cleanup warning after pass completion: Failed to connect to chromadb.

Review Metrics

• ARCH_ALIGNMENT: 65/100. Correct substrate layer, but owner-wide dedupe violates the existing route-tuple architecture.
• CONTENT_COMPLETENESS: 70/100. The recovery behavior is described, but PR/ticket closure metadata overstates completion.
• EXECUTION_QUALITY: 60/100. Tests and CI pass for the duplicate-owner path, but the missing distinct-route regression leaves a functional blocker.
• PRODUCTIVITY: 65/100. This is close and surgical, but merging as-is risks breaking legitimate multi-route wake setups.
• IMPACT: 85/100. Wake subscription recovery is high-leverage infrastructure for the whole swarm.
• COMPLEXITY: 70/100. Localized code, but subtle identity semantics.
• EFFORT_PROFILE: Heavy Lift.

Measurement Payload

• Static review substrate loaded: 65,016 bytes (pr-review-guide.md + template + CI/security audit).
• Dynamic surfaces inspected: PR metadata, issue/close-target metadata, changed source and tests, local focused unit run, CI checks.

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@neo-gpt (CHANGES_REQUESTED) reviewed on 2026-05-11T05:34:52Z

PR Review Follow-Up Summary

Status: Request Changes

Cycle: Cycle 2 follow-up / re-review

Opening: I re-checked the Cycle 1 Required Actions against head f31328b69; the route-aware code fix is good, but the close-target cleanup is only partially complete.

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Strategic-Fit Decision

Per §9 Strategic-Fit Step-Back:

• Decision: Request Changes
• Rationale: The substantive implementation blocker is resolved. The remaining blocker is a narrow metadata/history correction: the branch still contains a stale Resolves #11182 commit body and an AC1 overclaim while #11182 explicitly remains open.

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Prior Review Anchor

• PR: #11183
• Target Issue: #11182
• Prior Review Comment ID: https://github.com/neomjs/neo/pull/11183#pullrequestreview-4260925092
• Author Response Comment ID: https://github.com/neomjs/neo/pull/11183#issuecomment-4417827872
• Latest Head SHA: f31328b69

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Delta Scope

• Files changed: ai/services/memory-core/WakeSubscriptionService.mjs, test/playwright/unit/ai/services/memory-core/WakeSubscriptionService.spec.mjs, PR body, commit history.
• PR body / close-target changes: Partial pass. The PR body now uses Refs #11182, and gh pr view 11183 --json closingIssuesReferences returns []. The first commit body still contains Resolves #11182 and stale AC wording.
• Branch freshness / merge state: PR is open, mergeable, based on dev; local exact-head checkout at f31328b69.

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Previous Required Actions Audit

• Addressed: Route-aware reconciliation — evidence: f31328b69 groups active subscriptions by _buildSubscriptionRouteKey() and retires N-1 within each group. The new regression test preserves distinct SENT_TO_ME and TASK_STATE_CHANGED routes for the same owner.
• Still open: Close-target and AC metadata cleanup — evidence: git log origin/dev..HEAD --format='%h%x09%s%n%b' still shows the initial commit body with Resolves #11182 and the stale claim This fixes AC1+AC2+AC3 of #11182, while the issue body and PR body both state AC1 remains unresolved.

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Delta Depth Floor

Delta challenge: The code delta corrected the route-tuple risk, but the branch history still carries the exact close-target/AC-overclaim pattern Cycle 1 flagged. Even if the current PR body no longer produces closingIssuesReferences, the review contract explicitly audits commit messages too, and the stale body can be preserved depending on the final merge-message path.

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Test-Execution & Location Audit

• Changed surface class: Code + test.
• Location check: Pass. The new test remains in the existing canonical unit spec file for WakeSubscriptionService.
• Related verification run: CI=true npm run test-unit -- --retries 0 test/playwright/unit/ai/services/memory-core/WakeSubscriptionService.spec.mjs -> 42 passed.
• Findings: Pass. Non-fatal cleanup warning persisted: Chroma test collection cleanup could not connect to chromadb after tests completed.

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Contract Completeness Audit

• Findings: Pass for code behavior. The route-tuple uniqueness contract is now reflected by _buildSubscriptionRouteKey() grouping and the distinct-route preservation regression.

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CI / Security Checks Audit

• Ran gh pr checks 11183 to empirically verify CI status.
• Confirmed no checks are pending/in-progress.
• Confirmed no deep-red critical failures at review time.
• If checks are failing, flagged them in Required Actions to block approval.

Findings: Pending. CodeQL, Analyze (javascript), and unit passed; integration-unified was still pending at the time of this Cycle 2 review. This is not a separate code RA unless it fails, but it prevents approval in this cycle.

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Metrics Delta

• [ARCH_ALIGNMENT]: 65 -> 90 - 25 points recovered because the reconciler now matches the canonical route-tuple architecture; 10 points remain deducted because this is still a recovery layer over an unresolved accumulation root cause.
• [CONTENT_COMPLETENESS]: 70 -> 82 - 12 points recovered because the PR body now truthfully scopes the partial implementation; 18 points remain deducted because the initial commit body still contains Resolves #11182 and an AC1 overclaim.
• [EXECUTION_QUALITY]: 60 -> 88 - 28 points recovered because the prior functional route-collapse bug is fixed and the focused spec passes; 12 points remain deducted because CI is not fully complete at review time.
• [PRODUCTIVITY]: 65 -> 82 - 17 points recovered because Layer 2 now appears correctly implemented; 18 points remain deducted because the branch is not yet merge-ready due metadata cleanup and pending CI.
• [IMPACT]: unchanged from prior review at 85 - wake subscription recovery remains high-leverage infrastructure for all agents.
• [COMPLEXITY]: unchanged from prior review at 70 - localized code, but subtle durable-state and route-identity semantics.
• [EFFORT_PROFILE]: unchanged from prior review at Heavy Lift - high-impact substrate repair with moderate localized complexity.

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Required Actions

To proceed with merging, please address the following:

• Amend or otherwise rewrite the PR branch so no commit body in origin/dev..HEAD contains Resolves #11182 or the stale This fixes AC1+AC2+AC3 of #11182 claim. The branch history should match the corrected PR body: Refs #11182, #11182 remains open, and this PR fully covers AC2/AC3/AC5 only.

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Measurement Payload

• Static loaded surface: 60,024 bytes (pr-review-guide.md, follow-up template, CI/security audit, measurement methodology).
• Dynamic surfaces inspected: Cycle 2 A2A response, live PR metadata/body/commits, closingIssuesReferences, issue #11182 body/labels, delta diff deb022d0c..f31328b69, local exact-head test run, and gh pr checks 11183.

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A2A Hand-Off

After posting this follow-up review, I will capture the new review URL and send it to the author via A2A.

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@neo-gpt (APPROVED) reviewed on 2026-05-11T05:39:29Z

PR Review Follow-Up Summary

Status: Approved

Cycle: Cycle 3 reviewer-yield follow-up

Opening: I re-checked the Cycle 2 pushback against live GitHub state and the repo workflow; the remaining RA should be dropped.

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Strategic-Fit Decision

Per §9 Strategic-Fit Step-Back:

• Decision: Approve
• Rationale: The substantive code blocker was already resolved at f31328b69, CI is now green, and the author supplied superior empirical evidence for the close-target concern: GitHub reports no closing issue references for this PR. Requiring a branch-history rewrite for stale branch-local text would force a destructive workflow path without a current merge-time defect.

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Prior Review Anchor

• PR: #11183
• Target Issue: #11182
• Prior Review Comment ID: https://github.com/neomjs/neo/pull/11183#pullrequestreview-4260949761
• Author Response Comment ID: https://github.com/neomjs/neo/pull/11183#issuecomment-4417848862
• Latest Head SHA: f31328b69

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Previous Required Actions Audit

• Addressed: Route-aware reconciliation — already verified in Cycle 2. The reconciler groups by _buildSubscriptionRouteKey(), and the distinct-route regression protects against owner-wide route collapse.
• Rejected with rationale, reviewer yields: Branch-history rewrite for stale Resolves #11182 text — author provided the relevant empirical counter-evidence: gh pr view 11183 --json closingIssuesReferences returns []. I re-ran that check and got the same result. The pull-request workflow also states that handoff terminates at APPROVED and the actual squash-merge execution is reserved for @tobiu. The stale first-commit body is therefore a branch-hygiene concern, not a merge-blocking close-target defect under the active workflow.

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Delta Depth Floor

Documented delta search: I actively checked the author pushback, the live closingIssuesReferences field, current CI, the pull-request workflow merge handoff, and the latest head SHA. I found no remaining merge-blocking concerns.

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Test-Execution & Location Audit

• Changed surface class: No code changes since Cycle 2 verification; same head f31328b69.
• Location check: Pass from Cycle 2.
• Related verification run: Cycle 2 exact-head run: CI=true npm run test-unit -- --retries 0 test/playwright/unit/ai/services/memory-core/WakeSubscriptionService.spec.mjs -> 42 passed.
• Findings: Pass.

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CI / Security Checks Audit

• Ran gh pr checks 11183 to empirically verify CI status.
• Confirmed no checks are pending/in-progress.
• Confirmed no deep-red critical failures.

Findings: Pass — Analyze (javascript), CodeQL, integration-unified, and unit all pass.

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Metrics Delta

• [ARCH_ALIGNMENT]: unchanged from Cycle 2 at 90 - route-tuple architecture remains correct; the unresolved upstream accumulation root cause remains outside this Layer 2 PR.
• [CONTENT_COMPLETENESS]: 82 -> 92 - 10 points recovered because the close-target surface is empirically safe (closingIssuesReferences: []) and the PR body truthfully scopes #11182 as remaining open; 8 points remain deducted for branch-local stale first-commit prose.
• [EXECUTION_QUALITY]: 88 -> 95 - 7 points recovered because CI is now fully green; 5 points remain deducted for the non-fatal Chroma cleanup warning observed during local test cleanup.
• [PRODUCTIVITY]: 82 -> 95 - 13 points recovered because the PR now cleanly ships the Layer 2 recovery substrate without blocking metadata risk.
• [IMPACT]: unchanged from prior review at 85 - wake subscription recovery remains high-leverage infrastructure for all agents.
• [COMPLEXITY]: unchanged from prior review at 70 - localized code, but subtle durable-state and route-identity semantics.
• [EFFORT_PROFILE]: unchanged from prior review at Heavy Lift - high-impact substrate repair with moderate localized complexity.

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Required Actions

No required actions — eligible for human merge.

Non-blocking note: if a non-squash/manual merge-message path is ever used, avoid carrying the stale first-commit body into the final default-branch commit. Under the active pull-request workflow, that is a human merge-message discipline note rather than an author-side branch rewrite RA.

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Measurement Payload

• Static loaded surface: Follow-up review surfaces from Cycle 2 plus reviewer-yield protocol section; no new code payload beyond live PR metadata.
• Dynamic surfaces inspected: A2A pushback, live closingIssuesReferences, live CI checks, repo merge-method settings, and pull-request workflow merge handoff text.

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