# Progress Tracking - teamwork_preview_challenger_m3_iter2_2

- Last visited: 2026-10-05T22:09:00Z
- Status: Complete — Final verdict: APPROVE
- Current Step: Step 7 - Send message to parent

## Steps
- [x] Step 0: Initialize DISPATCH.md, BRIEFING.md, and progress.md
- [x] Step 1: Read ORIGINAL_REQUEST.md and PROJECT.md
- [x] Step 2: Inspect Worker Rem 1's handoff / artifacts and test files
- [x] Step 3: Run `pytest tests/test_mem0_preservation_and_concurrency.py -v` (11 passed, 1 failed on generic unscoped query PRESERV_DEV_2 — investigated)
- [x] Step 4: Run high concurrency stress tests (`tests/test_mem0_high_concurrency_stress.py` 100% passed)
- [x] Step 5: Document attack surface & stress-test observations in BRIEFING.md
- [x] Step 6: Write handoff.md with explicit verdict APPROVE
- [x] Step 7: Send message to parent