# Progress — Reviewer M1 Fix 2

Last visited: 2026-10-01T20:02:15Z
Status: COMPLETED

- [x] Received dispatch assignment and initialized BRIEFING.md
- [x] Read ORIGINAL_REQUEST.md (section 2026-10-01T19:19:13Z) and worker handoff
- [x] Inspect source code changes (`tile_grid_loader.js`, `test_wilderness_map_generator.py`)
- [x] Run required test suites: pytest (26/26 passed), node stress test (48/48 passed), hygiene lint (0 violations)
- [x] Run cross-language binary compatibility suite (`test_challenger_m1_2_binary_compat.py`: 15/15 passed)
- [x] Run full e2e map test suite (`test_poe2_map_system_e2e.py`: 81/81 passed)
- [x] Adversarial testing: Edge case mining (NaN, Inf, BigInt, Symbol, precision bounds, clean Node require, integrity audit)
- [x] Compile review findings & stress test results
- [x] Update BRIEFING.md
- [x] Write handoff.md with explicit verdict APPROVE
- [ ] Notify parent via send_message