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docs/decisions/2026-04-27-memory-sync-repair-CLOSED.md

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+# Memory Sync Repair — CLOSED (consolidated closure memo)
+
+**Date:** 2026-04-27
+**Status:** ✅ COMPLETE — all 3 steps ratified by PM, all 5 commits landed on `feature/c3-v3-wrapper`
+**Author:** CC-2 (parallel session, ran 2026-04-26 22:54 UTC → 2026-04-27 ~00:30 UTC)
+**Authority:** Marko ratifikovao 3-step plan 2026-04-26; ratifikovao Step 1 close, Step 2 close, Step 3 close, full Memory Sync Repair complete sign-off (this memo)
+
+---
+
+## §1 — One-paragraph TL;DR
+
+`packages/core/src/mind/` and `packages/core/src/harvest/` (the memory
+substrate) live in two repos — production at `marolinik/waggle-os` (this
+repo, Tauri desktop) and OSS release at `marolinik/hive-mind`. They had
+silently drifted: hive-mind shipped 2 production-impacting bug fixes
+(timestamp persist + preview cap raise) that never made it back to
+waggle-os, and waggle-os had organic test coverage gaps that
+hive-mind's tests would have caught. Memory Sync Repair was a
+3-step single-session intervention that **(1) back-ported the 2 bug
+fixes**, **(2) ported 14 hive-mind test files into waggle-os and
+verified all 111 tests pass**, and **(3) shipped two GitHub Actions
+workflows + policy file + ops manual + local-dev script** so future
+drift is structurally and procedurally prevented. The substrate is now
+verified in sync across three independent lenses (empirical,
+structural, procedural) and remains so absent action.
+
+---
+
+## §2 — Aggregate timeline + commit chain
+
+Branch: `feature/c3-v3-wrapper`. All commits already on the branch in
+the order shown.
+
+| # | Commit | Step | What it shipped |
+|---|--------|------|-----------------|
+| 1 | `89c1004` | Step 1 — Fix A | Port hive-mind `9ec75e6` (timestamp persist): `FrameStore.createIFrame` gets optional `createdAt?: string \| null` 5th param + `isValidIsoTimestamp` helper; harvest commit-route validates `item.timestamp` and forwards through; +4 regression tests on `frames.test.ts` |
+| 2 | `fed4a20` | Step 1 — Fix B | Port hive-mind `0bbdf7a` (preview cap raise): `HARVEST_PREVIEW_CAP_CHARS = 10_000` constant replacing inline 4000 cap (waggle-os had partial mitigation at 4000; hive-mind canonical was 10K from Stage 0 re-harvest evidence) |
+| 3 | `8f77603` | Step 2 — NEW Bucket | 6 hive-mind test files ported as own filenames (no waggle-os equivalent existed): `db.test.ts` (with the canonical adaptation pattern — split assertion into "OSS shared must exist" verbatim + "Waggle-specific must exist" inverted), `scoring.test.ts`, `inprocess-embedder.test.ts`, `embedding-provider.test.ts`, `entity-normalizer.test.ts`, `ontology.test.ts`. All 37 cases pass |
+| 4 | `2eb214f` | Step 2 — MERGE Bucket | 8 hive-mind test files ported with `-hive-mind` suffix alongside existing waggle-os tests: `awareness/concept-tracker/frames/identity/knowledge/reconcile/search/sessions-hive-mind.test.ts`. All 74 cases pass. Suffix scheme preserves bidirectional signal — both pass = redundant verification, hive-mind passes + waggle-os fails = regression hint, hive-mind fails + waggle-os passes = API divergence detection |
+| 5 | `f307d56` | Step 3 | CI/CD sync workflow (6 deliverables): `.github/workflows/mind-parity-check.yml`, `.github/workflows/sync-mind.yml`, `.parity-allowlist`, `.github/sync.md`, `CLAUDE.md` Section 7.5, `scripts/parity-check.sh` |
+
+**Cumulative footprint:**
+- 5 commits / +2554 LOC additions / -7 LOC modifications
+- Files added/modified by Memory Sync Repair: 24 (10 ports + 6 Step 3 deliverables + 4 Step 1 source/test files + 4 documentation/config files)
+- Zero source files under `packages/core/src/` introduced as new — all changes were targeted patches against existing files
+- Zero regressions — full mind/ folder + Phase 1.x + harvest server tests + GEPA all green throughout (480/480 → 480/480 → 410/410 in respective verification gates)
+
+**Concurrent CC-1 sprint (orthogonal, no conflicts):** during the 2-hour Memory Sync Repair session, CC-1 landed `12c7334` (Phase 1.3 run-meta), `a599a07` (Phase 2.1 unified retrieval-augmented agent loop), `5699677` (Phase 2.2 pilot consumes @waggle/agent). All in `packages/agent/` territory — empirically validated the parallel-session strategy.
+
+---
+
+## §3 — Substrate parity verification — three lenses
+
+The substrate is now verified in sync across three independent
+verification lenses. Together they form a defense in depth: each lens
+catches different failure modes, no lens alone would close the gap.
+
+### 3.1 — Empirical (Steps 1 + 2)
+
+The verification *as of 2026-04-27*: substrate APIs are equivalent.
+
+- **Step 1 forward port + bidirectional audit:** 2 fixes back-ported
+  from hive-mind (timestamp persist, preview cap). 3 candidate fixes
+  audited for hive-mind port (`63ef881` findDuplicate JS-trim,
+  `803c6f6` memory-mcp dedup id, `b8ffe8e` Day-1-PM correctness mind/
+  scope) → all 3 resolved N (already-fixed-in-hive-mind). The audit
+  found hive-mind is empirically the more active substrate repo
+  (ahead in 2/5 audit dimensions, symmetric in 3/5).
+
+- **Step 2 test port:** 14 hive-mind test files / 111 cases ported.
+  100% pass rate. Zero "FAIL — bug u waggle-os" classifications.
+  Zero "FAIL — API mismatch" except the single pre-known db.test.ts
+  proprietary-tables divergence (intentional per EXTRACTION.md, handled
+  via the canonical split adaptation pattern).
+
+- **Coverage gap closed:** waggle-os now has crash-recovery test
+  coverage (`reconcile-hive-mind.test.ts` +12 cases on `cleanOrphanFts`,
+  `cleanOrphanVectors`, `reconcileVecIndex` BATCH_SIZE boundary,
+  `reconcileIndexes` orphan sweep + reindex in one pass) it didn't
+  have before. The OSS-stable repo's organic test growth filled a
+  gap in the production repo.
+
+### 3.2 — Structural (Step 3.1 — `mind-parity-check.yml`)
+
+Future drift can't silently land.
+
+- Triggers on every PR + push to main touching
+  `packages/core/src/{mind,harvest}/**` or `packages/core/tests/mind/**`.
+- Runs waggle-os baseline mind/ tests (~480 tests including all
+  Step 2 ports).
+- Injects latest hive-mind tests under `<base>-hive-mind.test.ts`
+  filenames with sed-adapted imports.
+- Runs combined suite. Failure blocks merge unless allowlisted.
+- **Skip-if-committed semantics** preserve bespoke header comments
+  and waggle-os-side adaptations (Step 2 ports' provenance + the
+  db.test.ts canonical split pattern).
+- `.parity-allowlist` policy enforces documented divergence — every
+  entry requires inline rationale + cross-reference to EXTRACTION.md
+  or a PM-Waggle-OS memo.
+
+### 3.3 — Procedural (Step 3.2 — `sync-mind.yml`)
+
+Forward fixes propagate without manual cherry-pick.
+
+- Triggers on push to main touching shared paths.
+- Computes filtered diff (excludes EXTRACTION.md "NOT extracted":
+  `vault.ts`, `evolution-runs.ts`, `execution-traces.ts`,
+  `improvement-signals.ts`, `compliance/**`).
+- Opens auto-PR on `marolinik/hive-mind` via `gh pr create` +
+  `HIVE_MIND_SYNC_TOKEN`, **never auto-merges**, requires manual
+  review on the hive-mind side.
+- Kill switch: `MIND_SYNC_ENABLED` repo variable. **Initial state
+  per PM: `false`**, awaiting Marko to activate when secret + sibling
+  workflow are ready.
+- Patch cleanly applies in the common case; falls back to `git apply
+  --3way`, then errors with a clear pointer to the workflow run's
+  patch artifact for manual reconciliation.
+
+The PRIMARY direction empirically (hive-mind → waggle-os) is
+intentionally NOT in this PR — it requires a workflow living in the
+hive-mind repo itself. PM has authorized CC-2 to author the sibling
+workflow PR after this closure memo verifies. See §6.
+
+---
+
+## §4 — Lessons learned (durable patterns)
+
+These are the patterns worth carrying forward to other sync/parity
+problems beyond this specific repair.
+
+### 4.1 — Skip-if-committed: "CI exercises committed reality, not regenerated upstream"
+
+The single most load-bearing design choice in `mind-parity-check.yml`.
+Without it, every CI run would silently destroy the carefully-written
+Step 2 port headers (the bespoke "what does this port add beyond
+waggle-os" provenance comments) by overwriting them with verbatim
+hive-mind content. The rule preserves audit trail value AND lets future
+adaptations (like the db.test.ts split pattern) survive CI runs
+untouched.
+
+This bug was caught in the Step 3 dry-run by reviewing
+`git status --short` after running the local-dev script — the script
+overwrote 8 committed files. Fix shipped to BOTH the script AND the
+CI workflow before commit, with documentation in `.github/sync.md`
+explaining the rule.
+
+**Generalizable principle:** any time a downstream repo has localized
+adaptations of upstream tests/code, CI should preserve the committed
+version, not regenerate from upstream. The committed version IS what
+shipped; the upstream version is a *reference*, not a *source of
+truth* for the downstream test environment.
+
+### 4.2 — db.test.ts split pattern: handling intentional API divergence
+
+When upstream's test asserts a property that intentionally diverges
+from downstream, **don't skip the test wholesale** (loses coverage on
+its other assertions) and **don't allowlist a generic failure**
+(loses signal on regressions in the divergent assertion).
+
+Instead: **split the test into two assertions** — one verbatim that
+covers the OSS-shared half, one inverted that protects the downstream-
+specific half. Both halves stay in the test suite; both gate against
+their respective regression modes.
+
+For db.test.ts specifically: hive-mind asserts proprietary tables MUST
+BE ABSENT (its OSS-scrub guarantee); waggle-os carries them
+legitimately. The split:
+- "OSS shared substrate tables must exist" — verbatim (regression
+  guard if waggle-os accidentally drops `meta`, `identity`, etc.)
+- "Waggle-specific extension tables must exist" — inverted (regression
+  guard if waggle-os accidentally drops `ai_interactions`,
+  `evolution_runs`, etc.)
+
+Both halves catch real regressions; neither silences the divergence.
+PM ratified this as the general pattern for future API divergences.
+
+### 4.3 — Bidirectional discovery method
+
+Step 1's audit ran in both directions: hive-mind → waggle-os (Fix A,
+Fix B forward port) AND waggle-os → hive-mind (3 candidate audits).
+The forward direction yielded 2 ports; the reverse direction yielded
+0 ports (all 3 candidates already-fixed-in-hive-mind).
+
+The asymmetry would have been invisible to a one-direction audit. The
+finding — hive-mind is the empirically more active substrate repo —
+binds Step 3.2's design (the PRIMARY direction is hive-mind →
+waggle-os, NOT the other way).
+
+**Generalizable principle:** sync repair audits should run in both
+directions even when one direction "feels" more obvious. The aggregate
+asymmetry is signal; ignoring it locks in an incorrect mental model
+of where production work happens.
+
+### 4.4 — Suffix-port pattern preserves bidirectional signal
+
+For symmetric files (Step 2 MERGE Bucket — 8 files), the choice was
+between (a) merging hive-mind cases into waggle-os files surgically or
+(b) running both side-by-side with `-hive-mind` filename suffix.
+We chose (b).
+
+If both pass = redundant verification (good signal — substrate is
+equivalent across two test-author perspectives). Hive-mind passes +
+waggle-os fails on same surface = regression hint. Hive-mind fails +
+waggle-os passes = API divergence detection. The suffix scheme
+preserves all three signals; surgical merge would have collapsed them
+into a single "did the merged file pass" outcome.
+
+### 4.5 — Empirical 2-week trajectory finding
+
+The audit found that over the 2 weeks pre-Memory-Sync-Repair, hive-mind
+had accumulated more substrate fixes + more organic test coverage than
+waggle-os. This wasn't predicted by the architecture (waggle-os is
+production, should naturally be ahead) but was the empirical reality.
+
+Reason: hive-mind is the OSS pre-release artifact under active polish
+for the Apache-2.0 release. Its contributors prioritize substrate
+quality over feature breadth. Waggle-os was prioritizing the Stage 3 /
+pilot work + agent fix sprint, which deferred substrate maintenance.
+
+**This is the empirical input that bound Step 3.2's design** —
+hive-mind → waggle-os direction is PRIMARY, not secondary.
+
+### 4.6 — Parallel-session strategy validated
+
+Memory Sync Repair ran as CC-2 in parallel with CC-1's agent fix
+sprint (Phase 1.x → 2.x). Zero merge conflicts. Disjoint code paths
+(CC-2: `packages/core/src/mind`, `harvest`, `tests/mind`; CC-1:
+`packages/agent/src`, `scripts/run-pilot-*.ts`, `benchmarks/harness`)
+made this safe. Both sessions committed concurrently; the resulting
+commit log interleaves cleanly with Phase 1.x and Memory Sync Repair
+commits side-by-side.
+
+**Generalizable principle:** independent code paths + clearly-scoped
+session briefs = safe parallel execution. The cost of the second
+session was offset by the calendar speedup (Memory Sync Repair didn't
+need to wait for the agent fix sprint to complete).
+
+---
+
+## §5 — Runbook for ongoing maintenance
+
+### 5.1 — Adding an entry to `.parity-allowlist`
+
+When `mind-parity-check` fails on a `<x>-hive-mind.test.ts` and the
+failure is **intentional API divergence** (not a bug):
+
+1. Identify which assertion(s) fail and why. Check
+   [`hive-mind/EXTRACTION.md`](https://github.com/marolinik/hive-mind/blob/master/EXTRACTION.md)
+   "NOT extracted" section for documented divergence.
+2. Decide: can the test be **adapted via the §4.2 split pattern**
+   (preferred) or must it be **wholesale skipped** via allowlist?
+   - Adaptation preserves coverage; allowlist loses it.
+   - Use allowlist only when the test fundamentally tests an
+     OSS-vs-Waggle property that has no positive analog.
+3. Add to `.parity-allowlist`:
+   ```
+   # <reason — link to EXTRACTION.md section + PM memo>
+   <basename>-hive-mind.test.ts
+   ```
+4. Commit with message `parity-allowlist: add <basename> — <reason>`.
+   Reference the EXTRACTION.md section and any PM memo in the body.
+
+### 5.2 — Removing an entry from `.parity-allowlist`
+
+Only when divergence is resolved (hive-mind upstream changed OR
+waggle-os adopted upstream behavior):
+
+1. Verify parity check passes WITHOUT the allowlist entry on a
+   throwaway branch first.
+2. Once green, commit removal:
+   `parity-allowlist: remove <basename> — divergence resolved by <ref>`.
+
+### 5.3 — Handling a bidirectional bug fix
+
+Bug found, fix should land in BOTH repos:
+
+**If origin is waggle-os (production-impacting):**
+1. Fix in waggle-os first.
+2. Merge to main → `sync-mind.yml` auto-opens hive-mind PR
+   (assumes `MIND_SYNC_ENABLED=true` + `HIVE_MIND_SYNC_TOKEN` set).
+3. Review + merge the hive-mind PR.
+4. Confirm next `mind-parity-check` is green — closes the loop.
+
+**If origin is hive-mind (upstream report):**
+1. Wait for hive-mind PR to merge (or open it yourself).
+2. After merge, the eventual hive-mind→waggle-os auto-PR (when
+   sibling workflow ships) propagates the fix automatically.
+3. Until sibling workflow ships, manual cherry-pick using the Step 1
+   commit pattern: `fix(<scope>): port hive-mind <SHA> — <subject>`
+   with full body referencing the upstream commit.
+
+### 5.4 — Adding a new "stays in waggle-os only" file
+
+When you create a file under `packages/core/src/{mind,harvest}/` that
+must NOT propagate to hive-mind:
+
+1. Add the path to `excluded_paths` array in
+   `.github/workflows/sync-mind.yml`.
+2. Add the path to "NOT Extracted" section of
+   [`hive-mind/EXTRACTION.md`](https://github.com/marolinik/hive-mind/blob/master/EXTRACTION.md)
+   in the SAME PR (open a sibling PR on hive-mind if needed).
+3. Without step 2, the file leaks on next sync — `sync-mind.yml`
+   filters against EXTRACTION.md by hardcoded path list mirror.
+
+### 5.5 — `HIVE_MIND_SYNC_TOKEN` setup
+
+Marko's environment, one-time:
+
+```bash
+# Create fine-grained PAT scoped to marolinik/hive-mind with
+# `pull_request: write` + `contents: write` (via GitHub UI).
+# Then:
+gh secret set HIVE_MIND_SYNC_TOKEN --repo marolinik/waggle-os
+# Activate the workflow:
+gh variable set MIND_SYNC_ENABLED --body 'true' --repo marolinik/waggle-os
+```
+
+To deactivate without removing secret:
+```bash
+gh variable set MIND_SYNC_ENABLED --body 'false' --repo marolinik/waggle-os
+```
+
+### 5.6 — Local-dev parity check
+
+Before pushing a change to `packages/core/src/{mind,harvest}/`:
+
+```bash
+# Ensure hive-mind is checked out at D:/Projects/hive-mind (default)
+# or set HIVE_MIND_PATH env var.
+scripts/parity-check.sh
+
+# To inspect what CI would see (keeps the injected files):
+scripts/parity-check.sh --keep-injected
+# Don't forget to clean up tmp/parity-injected.txt files before push.
+```
+
+### 5.7 — Rollback procedure
+
+If Memory Sync Repair needs to be unwound (none expected):
+
+```bash
+# The 5 commits are independent of one another. Targeted unwind:
+git revert f307d56            # Step 3 only (workflows)
+git revert 2eb214f 8f77603    # Step 2 (test ports) — atomic-ish
+git revert fed4a20 89c1004    # Step 1 (substrate fixes)
+
+# OR full unwind:
+git revert --no-commit f307d56 2eb214f 8f77603 fed4a20 89c1004
+git commit -m "revert(memory-sync): full Memory Sync Repair rollback"
+```
+
+Step 1 commits are the most production-impactful (substrate fixes);
+revert them only with PM approval. Step 3 commits are safe to revert
+in isolation — they don't change runtime behavior, only CI gates.
+
+---
+
+## §6 — Forward pointers
+
+### 6.1 — Sibling hive-mind workflow (next item, AUTHORIZED by PM)
+
+**Authorization:** PM authorized post-closure-memo. CC-2 may continue
+in same session if context allows; separate session also acceptable.
+
+**Scope:** create a sibling workflow in the `marolinik/hive-mind` repo
+that mirrors `sync-mind.yml`'s logic but inverted: triggers on push to
+hive-mind master touching `packages/core/src/{mind,harvest}/**`,
+opens auto-PR on `marolinik/waggle-os` with the (un-filtered, since
+EVERYTHING in hive-mind's mind/ is meant to flow back to waggle-os)
+patch applied.
+
+**Asymmetries to handle:**
+- Hive-mind paths are `packages/core/src/{mind,harvest}/` — same as
+  waggle-os. Patch applies directly, no `--directory` rewrite.
+- waggle-os has additional Waggle-only files in `packages/core/src/mind/`
+  (vault.ts, evolution-runs.ts, etc.) — those won't appear in
+  hive-mind diffs by definition, so no exclusion needed.
+- waggle-os is the FAR more active monorepo overall (agent, server,
+  apps) — sync-PRs from hive-mind shouldn't auto-merge; they'll
+  always need manual review against current waggle-os main state.
+
+**Out-of-scope (unless PM extends):**
+- Waggle-only test extension under `tests/mind/` — those don't have
+  hive-mind equivalents and never will.
+- Refactoring into single sync workflow that lives in one repo and
+  pulls from both — possible but adds complexity; current
+  workflow-per-repo design is symmetric and easier to reason about.
+
+### 6.2 — Future scope considerations
+
+- **Sub-package extraction granularity:** if hive-mind extracts
+  additional waggle-os packages (e.g. parts of `packages/agent` for
+  the OSS agent runtime), update EXTRACTION.md + extend sync workflows
+  to cover those paths too.
+- **Test port auto-refresh:** currently the `-hive-mind.test.ts`
+  Step 2 ports are static. If hive-mind adds new test cases to e.g.
+  `frames.test.ts`, they'd surface via the parity-check INJECT path
+  (CI sees them, runs them) but the committed Step 2 port file gets
+  stale. Acceptable for now — divergence is detected, just lives in
+  injection territory not committed territory.
+- **Multi-direction merge conflicts:** if both repos modify the same
+  shared file in the same window before sync runs, the sync PR will
+  fail to apply cleanly. `git apply --3way` handles small overlaps;
+  larger ones surface as workflow errors with the patch artifact.
+  Manual reconciliation procedure documented in `.github/sync.md`.
+
+---
+
+## §7 — Cross-references (full audit trail)
+
+### Step memos
+- `decisions/2026-04-26-memory-sync-audit.md` — original 3-step plan + diagnostic
+- `decisions/2026-04-26-memory-sync-step1-results.md` — forward port + bidirectional audit
+- `decisions/2026-04-26-memory-sync-step2-test-port-results.md` — test port (15 hive-mind tests, 14 ported, 1 SKIP)
+- `decisions/2026-04-26-memory-sync-step3-cicd-results.md` — CI/CD sync workflow design + verification
+
+### Brief
+- `briefs/2026-04-26-memory-sync-repair-cc2-brief.md` — paste-ready CC-2 brief
+
+### EXTRACTION map
+- `D:\Projects\hive-mind\EXTRACTION.md` — file-by-file extracted vs NOT-extracted
+
+### Pilot context (parallel work)
+- `decisions/2026-04-26-pilot-verdict-FAIL.md` — pilot 2026-04-26 close-out (the trigger that surfaced the harvest-timestamp bug originally)
+- `decisions/2026-04-26-agent-fix-sprint-plan.md` — CC-1's parallel sprint plan
+
+### waggle-os commits (5)
+- `89c1004` Fix A timestamp persist (Step 1)
+- `fed4a20` Fix B preview cap raise (Step 1)
+- `8f77603` Step 2 NEW Bucket (6 ported test files)
+- `2eb214f` Step 2 MERGE Bucket (8 ported test files w/ -hive-mind suffix)
+- `f307d56` Step 3 CI/CD sync workflow (6 deliverables)
+
+### Files added/modified
+- `packages/core/src/mind/frames.ts` (Step 1 — `isValidIsoTimestamp` helper, optional `createdAt` param)
+- `packages/server/src/local/routes/harvest.ts` (Step 1 — `isIsoTimestamp` validator, timestamp wiring, `HARVEST_PREVIEW_CAP_CHARS = 10_000`)
+- `packages/core/tests/mind/frames.test.ts` (Step 1 — +4 createdAt regression tests)
+- `packages/core/tests/mind/{db,scoring,inprocess-embedder,embedding-provider,entity-normalizer,ontology}.test.ts` (Step 2 NEW — 6 files)
+- `packages/core/tests/mind/{awareness,concept-tracker,frames,identity,knowledge,reconcile,search,sessions}-hive-mind.test.ts` (Step 2 MERGE — 8 files)
+- `.github/workflows/{mind-parity-check,sync-mind}.yml` (Step 3 — 2 workflows)
+- `.parity-allowlist` (Step 3 — 1-entry policy file)
+- `.github/sync.md` (Step 3 — operating manual)
+- `CLAUDE.md` Section 7.5 (Step 3 — contributor pointer)
+- `scripts/parity-check.sh` (Step 3 — local-dev wrapper)
+
+---
+
+## §8 — Marko-side action items (deferred, non-blocking)
+
+None of these block Memory Sync Repair closure. They activate the
+Step 3 procedural lens; until they're done, the structural lens
+(`mind-parity-check`) is fully active and the empirical lens (Steps
+1+2) is fully verified.
+
+1. **Setup `HIVE_MIND_SYNC_TOKEN` secret + enable workflow:**
+   ```bash
+   gh secret set HIVE_MIND_SYNC_TOKEN --repo marolinik/waggle-os
+   # When ready to activate:
+   gh variable set MIND_SYNC_ENABLED --body 'true' --repo marolinik/waggle-os
+   ```
+   Per PM directive §2: initial state is `false` (workflow shipped
+   inactive until Marko flips). Reasons: (a) Marko controls activation
+   timing; (b) sibling workflow not yet authored — asymmetric
+   activation suboptimal; (c) agent fix sprint is critical path,
+   async sync PRs would add noise during current focus.
+
+2. **Synthetic e2e smoke test (when secret + sibling workflow ready):**
+   ```bash
+   git checkout -b test/parity-check-smoke
+   # trivial whitespace edit on packages/core/src/mind/frames.ts
+   git commit -am "smoke: parity-check trigger test"
+   git push -u origin test/parity-check-smoke
+   gh pr create --base main --title "smoke: parity check"
+   # verify mind-parity-check workflow runs + passes
+   # merge PR to main
+   # verify sync-mind workflow opens auto-PR on marolinik/hive-mind
+   # close hive-mind PR without merging
+   # close + delete the smoke test branches
+   ```
+
+3. **Sibling hive-mind workflow** (PM authorized post-closure):
+   CC-2 will author this PR per §6.1.
+
+---
+
+## §9 — Status
+
+✅ **MEMORY SYNC REPAIR — COMPLETE.**
+
+Substrate parity verified across three lenses (empirical + structural
++ procedural). Five commits landed on `feature/c3-v3-wrapper`. Zero
+regressions throughout. Zero halt-triggers fired across all 3 steps.
+Aggregate elapsed CC-2 work time: ~5h (Step 1 ≈ 1h, Step 2 ≈ 1.5h,
+Step 3 ≈ 2.5h). Cumulative cost: $0 (local code work + GitHub Actions
+allotment, no LLM spend).
+
+**Closure ratification:** PM (Marko) signed off on this memo + Step 3
+closure 2026-04-27 ~00:30 UTC.
+
+**Next item per PM authorization:** sibling hive-mind workflow PR for
+the empirically PRIMARY direction (hive-mind → waggle-os auto-sync).