forked from mosaicstack/stack
Independent Opus SECREV review (ms-secrev-828 lane, dispatched by mosaic-100; Gate-16 author≠reviewer; byte-only; did not build). Reviewed object =2d54a9dd14harness sha256 = 15a154df55273f51301763a984485fd63813f6d1f05d2728abb9fb8b9c040b1a Verdict PASS: NEW-5 approach (i) exact-byte sha256 pin trust anchor + adjacent re-hash immediately before Popen (no interleaved yield) + exec in place at pinnedf4008307worktree ((ii) copy-to-fixture/PYTHONPATH reverted); NEW-6 portable+validated GATED_WI_ROOT (worktree enumeration, is-inside-work-tree + HEAD==f4008307, off-by-one gone); full v4/v5 carry-over byte-stable, R1 file-backed fidelity unperturbed, ABSENT sweep 0. Byte review only; ran nothing. Co-Authored-By: Claude Opus 4.8 (1M context) <[email protected]>