8 mp_* tools, 5 gates, dual screenshot path. Adversarial pipeline: 5-lens +
cross-vendor battery (r1) → execution-level fix-audit (R2) → stern release
review (Fable 5), all findings ledgered. 36/36 tests; live-tested on DeepSeek
V4 (text) and Kimi k2.7-code (vision).