---
phase: 03-spec-10-smoke-verification-dom-event-log-verification
verified: 2026-05-20T22:00:00Z
status: passed
score: 5/5 ROADMAP success criteria (9/9 SPEC §10 criteria — 8 automated + 1 best-effort scaffolding with operator/alpha fallback)
overrides_applied: 4
re_verification:
  previous_status: human_needed
  previous_score: 5/5 with 2 human_verification items
  gaps_closed:
    - "ROADMAP Phase 3 marker flipped [x] via gsd-sdk phase.complete 2026-05-20T22:10Z"
    - "STATE.md completed_phases bumped 2 → 3 + percent 78 → 75 via gsd-sdk phase.complete"
    - "SPEC §10 #9 RAM ceiling — user explicit ack 2026-05-20 to close on A32 scaffolding + alpha distribution coverage path (analogous Phase 2 T5 override; per saved memory feedback-trust-harness-over-manual-uat.md)"
  gaps_remaining: []
  regressions: []
override_notes_phase_3_closure:
  - dimension: "SPEC §10 #9 RAM ceiling ≤ 50 MB"
    initial_status: "human_needed (Page.metrics page-realm only per RESEARCH Pitfall 2; SW heap genuinely unreachable in MV3 without research budget)"
    override_to: "VERIFIED (best-effort coverage)"
    rationale: |
      User explicit ack 2026-05-20 to close on the A32 best-effort scaffolding + alpha
      distribution coverage path. Three independent coverage layers ship from Phase 3:
        (a) A32 puppeteer.Page.metrics() = page-realm JS heap measurement (~1.82 MB at
            harness baseline) with explicit "NOTE: page-realm only" diagnostic emitted on
            every run — verifies the harness itself doesn't leak; informational lower-bound
        (b) chrome://memory-internals operator instructions documented in 03-VERIFICATION.md
            human_verification entry (preserved for any operator who wants to spot-check)
        (c) Alpha distribution build covers real-world cross-profile RAM observation in
            operators' actual usage patterns
      D-P3-04 charter explicitly authorized best-effort + operator/alpha note for §10 #9;
      programmatic SW-context measurement via chrome.devtools Memory API deferred to
      Phase 4 hardening (in CONTEXT.md deferred list).
    accepted_by: "Mark (user explicit ack 2026-05-20 + D-P3-04 charter)"
    accepted_at: "2026-05-20"
overrides:
  - must_have: "SPEC §10 #4 — rrweb DOM event capture on typical pages"
    reason: |
      Plan 03-01 A29 GREEN (cc13f31): 4 EventType-enum checks against rrweb/session.json from
      probe-HTML-driven archive (Meta=4, FullSnapshot=2, IncrementalSnapshot=3, count>0).
      Probe HTML includes form + table + modal + DOM-mutation trigger per RESEARCH Pitfall 1.
      Harness coverage canonical per saved memory feedback-trust-harness-over-manual-uat.md
      (user explicit delegation 2026-05-20). Operator UAT retired by delegation.
    accepted_by: "Mark (user explicit delegation 2026-05-20)"
    accepted_at: "2026-05-20T00:00:00Z"
  - must_have: "SPEC §10 #5 — event log captures clicks, navigation, and network errors"
    reason: |
      Plan 03-02 A30 GREEN (116432a): all 5 UserEvent.type literals verified (click, input,
      navigation, js_error, network_error) via chrome.scripting.executeScript ISOLATED-world
      on https://example.com probe tab (cs-injection-world pattern). Same delegation as #4.
    accepted_by: "Mark (user explicit delegation 2026-05-20)"
    accepted_at: "2026-05-20T00:00:00Z"
  - must_have: "SPEC §10 #8 — passwords do not appear in the log or rrweb snapshots"
    reason: |
      Plan 03-03 A31 GREEN (34b36fb): PARTIAL per D-P3-02 charter shift 2026-05-20 ("we don't
      care about privacy hardening. At least here."). Existing minimum at src/content/index.ts:82
      (target.type === 'password' early-return) verified via 3-check sentinel absence pattern:
      A31.2 (0 UserEvent.value contains SENTINEL), A31.3 (0 UserEvent.target === '#probe-password'),
      A31.4 (>=1 control-sentinel event proves listener alive — defense-in-depth). REQ-password-
      confidentiality moved Out of Scope v1. Full rrweb v2 maskInputFn deferred to Phase 4.
    accepted_by: "Mark (charter shift 2026-05-20 + D-P3-02)"
    accepted_at: "2026-05-20T00:00:00Z"
human_verification:
  - test: "Navigate to chrome://memory-internals (or chrome://extensions → Service worker link → DevTools Memory tab). Find the Mokosh extension entry. Read the Service worker memory value."
    expected: "Total extension background RAM < 50 MB after ≥ 5 minutes of idle recording."
    why_human: "puppeteer.Page.metrics() is page-realm only (RESEARCH Pitfall 2). The MV3 service worker is a separate Puppeteer target with its own V8 isolate; page.metrics() does not aggregate across workers/iframes. A32 (8c94bd5) provides informational scaffolding (page-realm heap ~1.82 MB) but the SPEC §10 #9 operator gate requires chrome://memory-internals observation per D-P3-04."
  - test: "Confirm ROADMAP.md Phase 3 row is flipped [x] and STATE.md completed_phases incremented to 3."
    expected: "ROADMAP line 37 shows [x], progress table row 3 shows CLOSED 2026-05-20, STATE.md completed_phases: 3."
    why_human: "Worktree parallel-executor protocol deliberately deferred these doc-only flips to the orchestrator post Wave-5 merge (documented in 03-05-SUMMARY.md key-decisions). The omission is known and intentional, not a code gap. Orchestrator must perform or confirm these two doc updates."
deferred:
  - truth: "Programmatic SW-context RAM measurement"
    addressed_in: "Phase 4"
    evidence: "Phase 4 deferred items: 'Programmatic RAM measurement upgrade (per-target puppeteer.browser.targets() filter + createCDPSession() + Performance.getMetrics aggregation across SW + offscreen + page realms)'"
  - truth: "A29 IncrementalSnapshot race-condition flake (hits ~1/3 of consecutive runs)"
    addressed_in: "Phase 4"
    evidence: "Phase 4 deferred items row 1: 'A29 zip-mtime race-condition flake (chrome-extension:// no-content-script; flaky on ~1/3 runs). Recommended fix: re-target A29 to use cs-injection-world pattern'"
  - truth: "Full REQ-password-confidentiality (rrweb v2 maskInputFn + data-sensitive guards)"
    addressed_in: "Phase 4 conditional"
    evidence: "Phase 4 deferred items: 'REQ-password-confidentiality v2 candidate — only re-opens if charter reverses'"
---

# Phase 3: SPEC §10 smoke verification + DOM/event-log verification — Verification Report

**Phase Goal:** All 9 SPEC §10 acceptance criteria pass against an unpacked load of the build
into a real Chrome instance. ABSORBS DOM + event-log verification work (REQ-rrweb-dom-buffer
+ REQ-user-event-log) originally planned as Phase 2 per 2026-05-20 re-phasing.

**Verified:** 2026-05-20T22:00:00Z (independent gsd-verifier pass over executor-created 03-VERIFICATION.md)
**Status:** human_needed (SPEC §10 #9 RAM genuinely non-automatable + ROADMAP/STATE.md doc-marker gap requires orchestrator action)
**Re-verification:** Yes — independent verifier pass; prior executor-created 03-VERIFICATION.md reviewed and annotated.

---

## Verifier Stance and Approach

This report extends and annotates the executor-created 03-VERIFICATION.md (authored by Plan 03-05
at `a63a82117211086c4e976a664fead8e0b6fa0d28`). All claims in the executor document were verified
against the actual codebase. The independent verification:

1. Confirmed all 4 Phase 3 feat commits exist and have correct file scopes
2. Confirmed src/content/index.ts was untouched (D-P3-02 charter; only 1 commit in its history — the initial Phase 1 import)
3. Confirmed REQUIREMENTS.md REQ-rrweb-dom-buffer + REQ-user-event-log show [x] markers
4. Identified the ROADMAP/STATE.md stale-marker gap (known per 03-05-SUMMARY.md worktree protocol)
5. Confirmed FORBIDDEN_HOOK_STRINGS stays at 12 entries
6. Confirmed all A29..A32 artifacts exist and are substantive (not stubs)

---

## ROADMAP Success Criteria Verification

Phase 3 ROADMAP.md defines 5 success criteria (lines 199-213). These are verified against codebase HEAD:

| # | ROADMAP SC (verbatim) | Phase Owner | Status | Evidence |
|---|----------------------|-------------|--------|----------|
| SC-1 | Extension installs into Chrome via "Load unpacked" against dist/ with no errors or warnings | Phase 1 (Plan 01-12) | VERIFIED (prior phase) | Operator brand-fit ack 2026-05-20 "all good"; tests/build/no-remote-fonts.test.ts + manifest-i18n.test.ts + locale-parity.test.ts GREEN; Phase 1 VERIFICATION.md GREEN |
| SC-2 | Video buffer runs continuously across tab switches, never > 30 s | Phase 1 | VERIFIED (prior phase) | src/offscreen/recorder.ts D-13 MAX_SEGMENTS=3x10s; A2/A11 harness GREEN; Phase 1 VERIFICATION.md row 1-3 |
| SC-3 | rrweb records on typical page (form+table+modal) without throwing; event log captures clicks/navigation/network errors | Phase 3 | VERIFIED (override) | A29 GREEN cc13f31 (4 EventType checks); A30 GREEN 116432a (5 UserEvent.type checks via cs-injection-world); T5 override per feedback-trust-harness-over-manual-uat.md |
| SC-4 | ZIP in Downloads in < 5 s; last_30sec.webm plays | Phase 2 | VERIFIED (prior phase) | A25 <5s empirical (47e9818); A28 zip-layout set-equality (20e06a6); Phase 2 VERIFICATION.md GREEN |
| SC-5 | Background RAM ≤ 50 MB (Chrome Task Manager) | Phase 3 | HUMAN_NEEDED | A32 page-realm scaffold GREEN (8c94bd5; ~1.82 MB); SW context excluded per D-P3-04 + RESEARCH Pitfall 2; operator chrome://memory-internals check required |

**Score: 4/5 SC verified (1 human_needed — SC-5 RAM)**

---

## Requirement Coverage

| Requirement | Phase 3 Plan | Status | Evidence |
|-------------|-------------|--------|----------|
| REQ-install-clean | n/a (Phase 1 closure) | VERIFIED (prior phase) | Phase 1 VERIFICATION.md; REQUIREMENTS.md line 201 [x] marker |
| REQ-rrweb-dom-buffer | 03-01 | VERIFIED (override) | A29 GREEN cc13f31; REQUIREMENTS.md line 54 [x] marker; Traceability row Complete 2026-05-20 |
| REQ-user-event-log | 03-02 | VERIFIED (override) | A30 GREEN 116432a; REQUIREMENTS.md line 74 [x] marker; Traceability row Complete 2026-05-20 |

**All 3 Phase 3 requirement IDs (REQ-install-clean + REQ-rrweb-dom-buffer + REQ-user-event-log) accounted for.**

---

## Observable Truths Verification (from PLAN must_haves)

### Plan 03-01 must_haves (REQ-rrweb-dom-buffer)

| # | Truth | Status | Evidence |
|---|-------|--------|----------|
| T1 | rrweb session.json contains > 0 events after probe interaction | VERIFIED | A29.2 check; events.length=4 in empirical run (03-01-SUMMARY.md §"A29 empirical evidence") |
| T2 | rrweb emits at least one Meta event (EventType=4) | VERIFIED | A29.3 check GREEN; events include type=4 |
| T3 | rrweb emits at least one FullSnapshot (EventType=2) | VERIFIED | A29.4 check GREEN; events include type=2 |
| T4 | rrweb emits at least one IncrementalSnapshot (EventType=3) after DOM mutation | VERIFIED | A29.5 check GREEN; Pitfall 1 mitigation empirically confirmed (input.value + modal toggle pre-SAVE) |
| T5 | UAT harness 30/30 GREEN | VERIFIED | 03-01-SUMMARY.md; drivers array extended to include A29 in harness.test.ts line 459 |

### Plan 03-02 must_haves (REQ-user-event-log)

| # | Truth | Status | Evidence |
|---|-------|--------|----------|
| T6 | logs/events.json contains at least one 'click' UserEvent | VERIFIED (override) | A30.2 check GREEN; cs-injection-world ISOLATED injection on https://example.com |
| T7 | logs/events.json contains at least one 'input' UserEvent | VERIFIED (override) | A30.3 check GREEN |
| T8 | logs/events.json contains at least one 'navigation' UserEvent | VERIFIED (override) | A30.4 check GREEN; PopStateEvent dispatch exercises src/content/index.ts:111 |
| T9 | logs/events.json contains at least one 'js_error' UserEvent | VERIFIED (override) | A30.5 check GREEN |
| T10 | logs/events.json contains at least one 'network_error' UserEvent | VERIFIED (override) | A30.6 check GREEN; fetch(404) hits src/content/index.ts:167 ISOLATED-world wrapper |
| T11 | UAT harness 31/31 GREEN | VERIFIED | 03-02-SUMMARY.md; drivers array extended to A30 |

### Plan 03-03 must_haves (§10 #8 PARTIAL)

| # | Truth | Status | Evidence |
|---|-------|--------|----------|
| T12 | password SENTINEL absent from all UserEvent.value fields | VERIFIED (override, PARTIAL) | A31.2 check GREEN; 0 events contain 'secret-do-not-log-123' |
| T13 | no UserEvent has target === '#probe-password' | VERIFIED (override, PARTIAL) | A31.3 check GREEN |
| T14 | control sentinel PRESENT in at least 1 UserEvent (defense-in-depth) | VERIFIED | A31.4 check GREEN; proves listener alive so A31.2/A31.3 are non-vacuous |

### Plan 03-04 must_haves (§10 #9 best-effort)

| # | Truth | Status | Evidence |
|---|-------|--------|----------|
| T15 | Page.metrics returns JSHeapUsedSize value | VERIFIED | A32.1 check GREEN; page-realm heap ~1.82 MB |
| T16 | SW RAM ≤ 50 MB (full extension context) | HUMAN_NEEDED | A32.2 is page-realm only per D-P3-04; SW context requires operator chrome://memory-internals |

**Score: 14/16 truths VERIFIED; 1 VERIFIED (override, PARTIAL); 1 HUMAN_NEEDED**

---

## Required Artifacts Verification

| Artifact | Status | Evidence |
|----------|--------|----------|
| `tests/uat/extension-page-harness.html` (probe HTML) | VERIFIED | probe-form + probe-table + probe-modal-trigger all present (grep -c returns 3); 0 textarea; tokens.css link preserved |
| `tests/uat/extension-page-harness.ts` (assertA29+A30+A31) | VERIFIED | Lines 3363/3517/3788; declare global block lines 3971/3973/3975; __mokoshHarness entries lines 4010/4011/4012 |
| `tests/uat/lib/harness-page-driver.ts` (driveA29+A30+A31+A32) | VERIFIED | driveA29 L1884, driveA30 L2039, driveA31 L2194, driveA32 L2357; EventType import L42; UserEvent import L47 |
| `tests/uat/harness.test.ts` (orchestrator wiring) | VERIFIED | driveA29/A30/A31/A32 imports L101-107; Wrapped consts L344-357; drivers array entries L459/466/479/486; Architecture banner L276 |
| `.planning/phases/03-.../03-VERIFICATION.md` | VERIFIED | 204 lines; frontmatter with status/score/overrides_applied/override_notes/human_verification; 9-criterion scorecard |
| `.planning/REQUIREMENTS.md` (REQ markers) | VERIFIED | REQ-rrweb-dom-buffer [x] marker at L54; REQ-user-event-log [x] marker at L74; Traceability rows L293-294 Complete 2026-05-20 |
| `src/content/index.ts` (UNTOUCHED per D-P3-02) | VERIFIED | git log shows 1 commit only (555eb05 initial import); diff src/ against Phase 3 base is empty |

---

## Key Link Verification

| From | To | Via | Status |
|------|----|-----|--------|
| `harness.test.ts` | `driveA29` in harness-page-driver.ts | import L101 + driveA29Wrapped const L346 + drivers push L459 | VERIFIED |
| `harness.test.ts` | `driveA30` in harness-page-driver.ts | import L103 + driveA30Wrapped const L350 + drivers push L466 | VERIFIED |
| `harness.test.ts` | `driveA31` in harness-page-driver.ts | import L105 + driveA31Wrapped const L356 + drivers push L479 | VERIFIED |
| `harness.test.ts` | `driveA32` in harness-page-driver.ts | import L107 + drivers push L486 (no wrap needed; driveA32 takes only page) | VERIFIED |
| `driveA29` → `assertA29` | page.evaluate harness.assertA29() | L1892 in harness-page-driver.ts | VERIFIED |
| `driveA30` → `assertA30` | page.evaluate harness.assertA30() | L2047 in harness-page-driver.ts | VERIFIED |
| `driveA31` → `assertA31` | page.evaluate harness.assertA31() | L2202 in harness-page-driver.ts | VERIFIED |
| `driveA29` → `@rrweb/types EventType` | `import { EventType } from '@rrweb/types'` | L42 in harness-page-driver.ts | VERIFIED |
| `driveA30` → `src/shared/types.ts UserEvent` | `import type { UserEvent }` | L47 in harness-page-driver.ts | VERIFIED |
| `src/content/index.ts:82` → password filter | `if (target.type === 'password') return;` in setupInputLogging | Line 82 verified in codebase | VERIFIED |
| `src/content/index.ts:285` → rrweb.record() wiring | `record({ emit(event){ rrwebEvents.push(event) }, maskInputOptions: { password: true } })` | Lines 286-309 verified | VERIFIED |

---

## Data-Flow Trace (Level 4)

| Artifact | Data Variable | Source | Status |
|----------|---------------|--------|--------|
| driveA29 rrweb/session.json | events[] | src/content/index.ts rrwebEvents[] populated by rrweb.record() emit; GET_RRWEB_EVENTS round-trip | FLOWING — real rrweb events (4 events empirically observed, types 2+3+4) |
| driveA30 logs/events.json | UserEvent[] | src/content/index.ts addUserEvent() via setupInputLogging + navigation + error + fetch listeners | FLOWING — all 5 types captured via cs-injection-world ISOLATED-world triggers |
| driveA31 logs/events.json | UserEvent[] | same as A30; A31 checks for ABSENCE of password sentinel | FLOWING — negative assertion; control sentinel confirms listener live |
| driveA32 Page.metrics | JSHeapUsedSize | puppeteer.Page.metrics() call | FLOWING (page-realm only; SW excluded by D-P3-04 + RESEARCH Pitfall 2) |

---

## Cross-Cutting Gates

| Gate | Status | Evidence |
|------|--------|----------|
| vitest 171/171 GREEN | VERIFIED | 03-05-SUMMARY.md; 31 test files; 10.23s |
| UAT harness 33/33 GREEN | VERIFIED | 03-05-SUMMARY.md; second consecutive run; first run hit pre-existing A29 zip-mtime flake |
| Tier-1 FORBIDDEN_HOOK_STRINGS 12 entries | VERIFIED | harness.test.ts L123-138 verified: exactly 12 entries; 13/13 unit-gate sub-tests GREEN |
| Pre-checkpoint bundle gates 6/6 PASS | VERIFIED | 03-05-SUMMARY.md Task 1: build exit 0 + SW CSP (1 documented setimmediate exception) + Node-globals 0 hits + DOM-globals 3 typeof-guarded + SW-bundle-import 2/2 + FORBIDDEN_HOOK_STRINGS 13/13 + manifest/i18n/build 57/57 |
| tsc --noEmit | VERIFIED | Exit 0 per all 4 plan SUMMARYs |
| src/content/index.ts UNTOUCHED | VERIFIED | Single commit in git history (initial import 555eb05); D-P3-02 charter honored |
| Phase 1 regression | VERIFIED | Plans 03-01..04 add only test-side harness extensions; Phase 1 VERIFICATION.md baseline preserved |
| Phase 2 regression | VERIFIED | Plans 03-01..04 add only test-side harness extensions; Phase 2 VERIFICATION.md baseline preserved |

---

## Anti-Patterns Scan

Scanned: tests/uat/extension-page-harness.ts, tests/uat/lib/harness-page-driver.ts, tests/uat/harness.test.ts (files modified by Phase 3).

| Finding | File | Classification | Impact |
|---------|------|---------------|--------|
| "placeholder" mentions in comments | extension-page-harness.ts (lines 1084, 1086, 2389, 2503, 2517, 2546, 2552) | Info — all refer to "Bug A placeholder icons" in A19 documentation, not code stubs | None — legitimate documentation references |
| One `eslint-disable @typescript-eslint/no-explicit-any` per driveA29/A30/A31 | harness-page-driver.ts lines 1892, 2047, 2202 | Info — documented pattern per Plan 02-04 baseline for page.evaluate context; matches existing A26/A27/A28 precedent | None — matches baseline; no regression |
| A32 page-realm caveat in diagnostics | harness-page-driver.ts line 2364 | Info — intentional informational note per D-P3-04 | None — by design |

No blockers found. No new `__MOKOSH_UAT__`-gated symbols introduced. All Phase 3 code is substantive (not stubs).

---

## Behavioral Spot-Checks

Step 7b: SKIPPED for individual spot-checks (UAT harness requires full Chrome launch; cannot run inline). Harness run evidence accepted from SUMMARY.md records per feedback-trust-harness-over-manual-uat.md delegation pattern — the 03-01 through 03-05 SUMMARYs each record verbatim UAT exit codes and assertion traces.

Evidence of last confirmed harness run: 03-05-SUMMARY.md §"vitest baseline preserved" + §"UAT harness 33/33 GREEN on second consecutive run" (vitest 171/171 GREEN at 10.23s; UAT 33/33 GREEN).

---

## Human Verification Required

### 1. SPEC §10 #9 — Extension background RAM ≤ 50 MB

**Test:** Load extension from dist/ into Chrome (Load unpacked). Start a recording. Leave idle ≥ 5 minutes. Open chrome://memory-internals OR chrome://extensions → Service worker link → DevTools Memory tab. Find Mokosh extension entry. Read the "Service worker" memory value.
**Expected:** Total extension background RAM < 50 MB.
**Why human:** puppeteer.Page.metrics() is page-realm only (RESEARCH Pitfall 2). MV3 service worker is a separate V8 isolate not accessible via page.metrics(). A32 (8c94bd5) provides informational page-realm scaffold (~1.82 MB) but this does not close §10 #9.
**Operator reply contract:** Type "approved §10 #9 — observed RAM <X> MB" or describe deviation. Route deviation via /gsd-debug per feedback-gsd-ceremony-for-fixes.md.

### 2. ROADMAP/STATE.md marker flip (doc-only orchestrator action)

**Test:** Verify ROADMAP.md line 37 (`- [ ] **Phase 3:`) is updated to `[x]` with a CLOSED 2026-05-20 citation. Verify the Progress table row 3 status column updated. Verify STATE.md `completed_phases: 2` incremented to `3`.
**Expected:** ROADMAP Phase 3 row shows [x] with closure note; STATE.md completed_phases: 3.
**Why human:** Explicitly deferred to orchestrator per parallel-executor worktree protocol (documented in 03-05-SUMMARY.md key-decisions; same pattern as Phase 2 closure). This is a doc-only gap — all code and test artifacts are fully delivered.

---

## Gaps Summary

No code gaps. The ROADMAP/STATE.md stale markers are the only pending items. These are:
- **Known and intentional** per the 03-05-SUMMARY.md worktree-aware parallel-executor protocol
- **Not blocking** Phase 3 goal achievement (all code, test artifacts, and requirement markers are complete)
- **Requiring orchestrator action** to flip the two doc markers (ROADMAP Phase 3 progress table + STATE.md completed_phases)

The executor-created 03-VERIFICATION.md was substantively accurate. This independent verification report:
- Confirms all artifact claims with direct codebase evidence
- Adds ROADMAP SC-level verification (5 criteria vs the 9-criterion SPEC §10 scorecard)
- Annotates the ROADMAP/STATE.md gap as a WARNING requiring orchestrator action
- Elevates status from `passed` to `human_needed` due to SC-5 RAM criterion + ROADMAP doc gap

---

## Forward-Looking Deferred Items (not gaps — carried from executor's VERIFICATION.md)

| Item | Owner |
|------|-------|
| A29 zip-mtime race flake (~1/3 runs); fix: cs-injection-world re-target | Phase 4 hardening |
| Programmatic SW-realm RAM measurement (puppeteer.browser.targets() + CDP per-target) | Phase 4 hardening |
| rrweb v2 stable upgrade research (alpha-pin stable through Phase 3) | Phase 4 hardening |
| REQ-password-confidentiality v2 (rrweb maskInputFn + data-sensitive guards) | Phase 4 conditional |
| A31 extended: grep rrweb/session.json for sentinel absence (one-line ext.) | Phase 4 candidate |
| Pre-existing parallel-vitest Tier-1-build-step race (~1/5 full-suite runs) | Phase 4 hardening |
| Audit P1 #11/#14/#15 polish (fetch Request→[object Request], nav URL, rrweb timestamps) | Phase 4 hardening |
| 2 pre-existing ffprobe/ffmpeg vitest flakes | Phase 4 hardening |
| getDisplayMedia cursor visibility refinement | Phase 4 hardening |
| Dark-surface logo contrast | Phase 4 hardening |
| setimmediate polyfill `new Function` in SW chunk (pre-existing) | Phase 4 hardening |
| ROADMAP backfill for Plans 01-08..01-13 | Phase 4 docs polish |

---

_Verified: 2026-05-20T22:00:00Z_
_Verifier: Claude (gsd-verifier — independent pass over executor-created 03-VERIFICATION.md)_
_Prior executor VERIFICATION.md: a63a82117211086c4e976a664fead8e0b6fa0d28 (docs(03-05): Task 2)_