error.rs is a bare enum with no suggestions. cx already has semantic_field_lookup in [dataprime/semantic_search.rs]). Wiring a "field not found" API error -> fuzzy/semantic field suggestion ("did you mean $d.http.status_code?") is low effort, reuses existing infra, and helps both humans and agents recover without a round-trip.
error.rs is a bare enum with no suggestions. cx already has semantic_field_lookup in [dataprime/semantic_search.rs]). Wiring a "field not found" API error -> fuzzy/semantic field suggestion ("did you mean $d.http.status_code?") is low effort, reuses existing infra, and helps both humans and agents recover without a round-trip.