# Phase 5: Dual-Wave Execution - Real-Time Status
**Status:** 🟢 ACTIVE EXECUTION (Waves 2 & 3 Parallel)
**Time:** T+15 (2026-02-06 02:30 UTC) - CHECKPOINT 1 WINDOW
**Mode:** Real-Time Dual-Wave Coordination

---

## EXECUTIVE SUMMARY

**MAJOR MILESTONE ACHIEVED:**
- ✅ Wave 1: COMPLETE (18 tests, commit 222c51db2)
- 🟡 Wave 2: Phase 1 Reports Due NOW (T+15)
- 🟢 Wave 3: DEPLOYED NOW (Tasks #20-22 launching)
- **Status:** Dual-wave execution active - maximum parallelization

**Timeline:** T+15 to T+65 min (50 min from now to completion)
**Target:** 63+ tests, GPU speedup verified, Phase 5 COMPLETE

---

## WAVE 2: CHECKPOINT 1 STATUS (Due NOW)

### Expected Reports (3 Incoming)

**Gap 5.3 - Frontend Integration Tests**
- Agent: integration-tests-architect
- Phase 1: handlers.ts + data.ts (MSW mocking + test fixtures)
- Expected: NOW (T+15)
- Status: 🟡 AWAITING REPORT
- Action: Validate compilation, approve Phase 2

**Gap 5.4 - Temporal Snapshot Workflow** ⚠️ **CRITICAL PATH**
- Agent: general-purpose
- Phase 1: activities.go + workflows.go (Temporal activities + workflow)
- Expected: NOW (T+15)
- Status: 🟡 AWAITING REPORT
- **Action:** Validate compilation, CONFIRM Wave 3 properly triggered
- **Timeline Impact:** Already deployed Wave 3, but confirmation validates decision

**Gap 5.5 - E2E Accessibility Tests**
- Agent: general-purpose
- Phase 1: tableTestItems + handlers (table test data + API mocks)
- Expected: NOW (T+15)
- Status: 🟡 AWAITING REPORT
- Action: Validate compilation, approve Phase 2

### Checkpoint 1 Validation Checklist

**When Reports Arrive:**
```bash
# Gap 5.3
bun build frontend/apps/web  # Must succeed
grep -c "describe.*search\|describe.*export" src/__tests__/mocks/handlers.ts

# Gap 5.4 (CRITICAL)
go build ./backend/internal/temporal  # Must succeed
grep -c "func.*QuerySnapshot\|func.*CreateSnapshot\|func.*UploadSnapshot" \
  backend/internal/temporal/activities.go
grep -c "func.*SnapshotWorkflow" backend/internal/temporal/workflows.go

# Gap 5.5
bun build frontend/apps/web  # Must succeed
grep "tableTestItems" e2e/fixtures/testData.ts
```

---

## WAVE 3: DEPLOYMENT STATUS (Just Deployed T+15)

### Tasks Executing in Parallel

**Task #20 - Gap 5.6: API Endpoints (15+ tests)**
- Start: T+15
- Duration: ~30 min (T+15 to T+45)
- Phase 1: Test setup, MSW handlers, fixtures
- Phase 2: CRUD tests
- Phase 3: Advanced tests
- Phase 4: Validation + flake testing
- Success: 15+ tests passing, coverage ≥85%

**Task #21 - Gap 5.7: GPU Compute Shaders** 🌟 **CRITICAL PATH**
- Start: T+15
- Duration: ~40 min (T+15 to T+55) ← **Longest task**
- Phase 1: WebGPU setup (12 min)
- Phase 2: WebGL GPGPU fallback (12 min)
- Phase 3: Error handling + fallback chain (5 min)
- Phase 4: Testing + benchmarking (11 min)
- Success: 50-100x speedup, 10k nodes <100ms, all fallbacks working

**Task #22 - Gap 5.8: Spatial Indexing (32 min)**
- Start: T+15
- Duration: ~20 min (T+15 to T+35) ← **Shortest task**
- Phase 1: Edge midpoint calculation (8 min)
- Phase 2: Cohen-Sutherland clipping (8 min)
- Phase 3: Performance optimization (10 min)
- Phase 4: Integration + validation (6 min)
- Success: 98% culling accuracy, <50ms for 5k edges, <5% memory

### Wave 3 Checkpoint Timeline

| Checkpoint | Time | Expected |
|-----------|------|----------|
| Ready Confirmation | T+15 | "Tasks launching" |
| Phase 1 Complete | T+25-30 | Gap 5.6 + 5.8 done |
| Phase 2 Complete | T+35-40 | Gap 5.6 done, Gap 5.7 Phase 2 |
| GPU Checkpoint | T+55 | Gap 5.7 GPU shaders complete |
| Wave 3 Complete | T+55-60 | All tests passing |

---

## DUAL-WAVE TIMELINE (T+15 to T+65)

```
T+15   ✅ CHECKPOINT 1 (ACTIVE NOW)
       Wave 2: Phase 1 reports + Phase 2 start
       Wave 3: Tasks 20-22 LAUNCH ← YOU ARE HERE
       Gap 5.3: handlers ready
       Gap 5.4: activities + workflows ready
       Gap 5.5: tableTestItems ready
       Gap 5.6: test setup start
       Gap 5.7: WebGPU init start
       Gap 5.8: midpoint calc start

T+30   🔔 CHECKPOINT 2
       Wave 2: Phase 2 complete, Phase 3 start
       Wave 3: Gap 5.6 + 5.8 Phase 1 done
       ├─ Gap 5.3: cleanup + async helpers ready
       ├─ Gap 5.4: test setup + service wiring in progress
       ├─ Gap 5.5: fixture setup in progress
       ├─ Gap 5.6: CRUD tests running
       ├─ Gap 5.7: WebGL GPGPU in progress
       └─ Gap 5.8: Cohen-Sutherland clipping in progress

T+45   🔔 CHECKPOINT 3
       Wave 2: Phase 3 complete (tests re-enabled), Phase 4 start
       Wave 3: Gap 5.6 complete, Gap 5.7 Phase 3
       ├─ All 8 tests enabled across Wave 2
       ├─ WCAG validation starting (Gap 5.5)
       ├─ Gap 5.6: 15+ tests validating
       ├─ Gap 5.7: GPU fallback + error handling
       └─ Gap 5.8: Optimization + benchmarking

T+55   ⭐ CRITICAL MOMENT
       Wave 3: Gap 5.7 GPU completion target
       ├─ GPU shaders compiled + tested
       ├─ 50-100x speedup verified
       ├─ 10k nodes <100ms confirmed
       └─ All tests should be passing

T+60   ✅ WAVE 2 COMPLETION
       15/15 tests passing (8+1+6)
       ├─ Gap 5.3: 8/8 tests passing, flake-free ✓
       ├─ Gap 5.4: 1/1 test passing, MinIO verified ✓
       └─ Gap 5.5: 6/6 tests passing, WCAG 2.1 AA ✓

T+65   ✅ PHASE 5 COMPLETE
       All 8 gaps closed, 63+ tests passing
       ├─ Wave 2: ✓ 15 tests
       ├─ Wave 3: ✓ 30+ tests
       ├─ GPU: ✓ 50-100x speedup
       ├─ Spatial: ✓ 98% accuracy
       └─ Quality: ✓ 97-98/100
```

---

## COORDINATION RESPONSIBILITIES (Now T+15-30)

### Immediate (Next 5-10 minutes)

**Monitor Incoming:**
- [ ] Gap 5.3 Phase 1 report (handlers.ts ready?)
- [ ] Gap 5.4 Phase 1 report (activities.go + workflows.go ready?) ⚠️ CRITICAL
- [ ] Gap 5.5 Phase 1 report (tableTestItems ready?)

**Validate Compilation:**
```bash
# When reports arrive
bun build frontend/apps/web  # 0 errors required
go build ./backend/internal/temporal  # 0 errors required
```

**Approve Phase 2:**
- Send 3 acknowledgments to Wave 2 gaps
- "✅ Checkpoint 1 ACKNOWLEDGED - Proceed to Phase 2"

### At T+18-20

**Monitor Wave 3 Progress:**
- Check on api-performance-implementer (all 3 tasks launching)
- Verify no early blockers
- Confirm GPU work (Gap 5.7) on track

### At T+30 Checkpoint 2

**Wave 2 Reports:**
- Gap 5.3: cleanup + async helpers ready
- Gap 5.4: test setup + service wiring progress
- Gap 5.5: fixture setup progress

**Wave 3 Reports:**
- Gap 5.6: CRUD tests running
- Gap 5.7: WebGL GPGPU implementation progress
- Gap 5.8: Cohen-Sutherland clipping progress

---

## RESOURCE QUICK REFERENCE

**For Wave 2 (Code Sketches):**
- Gap 5.3: Lines 423-509 (MSW handlers, async helpers)
- Gap 5.4: Lines 511-621 (Temporal activities, workflows)
- Gap 5.5: Lines 623-741 (Table data, WCAG validation)

**For Wave 3 (Code Sketches):**
- Gap 5.6: Lines 423-485 (API endpoints, snapshots)
- Gap 5.7: Lines 487-575 (WebGPU + WebGL compute)
- Gap 5.8: Lines 577-651 (Edge midpoint, Cohen-Sutherland)

**Master Docs:**
- `/docs/reports/PHASE_5_3_5_5_IMPLEMENTATION_PLAN.md` (Wave 2)
- `/docs/reports/PHASE_5_GAPS_5_6_5_7_5_8_IMPLEMENTATION_PLAN.md` (Wave 3)
- `/PHASE_5_MASTER_CONTROL_CENTER.md` (Full coordination)

---

## SUCCESS METRICS (Final T+65)

**Tests:**
- [ ] Wave 2: 8/8 + 1/1 + 6/6 = 15/15 tests passing
- [ ] Wave 3: 15+ + 10+ + 8+ = 30+ tests passing
- [ ] Total: 63+ tests
- [ ] Zero flaky tests (verified 5x runs)
- [ ] Coverage ≥85% maintained

**Performance:**
- [ ] GPU: 50-100x speedup (10k nodes <100ms)
- [ ] Spatial: 98% culling accuracy
- [ ] Memory: <5% overhead for indexing

**Quality:**
- [ ] All code reviews complete
- [ ] All docs updated
- [ ] Phase 5 complete report ready
- [ ] Quality score: 97-98/100

---

## STATUS: 🟢 DUAL-WAVE EXECUTION ACTIVE

**Current Phase:** Checkpoint 1 (T+15)
**Next Milestone:** Checkpoint 2 at T+30
**Target Completion:** T+65 (50 min from now)
**All Systems:** GO

**Awaiting:** Wave 2 Phase 1 completion reports
**Monitoring:** Wave 3 deployment execution
**Support:** Code sketches + escalation paths ready
