def ce.norm
import bend-kit-http@0.38.5.0/http.bend as Httpimport Base
4024def ce.norm(xs: List<&2, String>) -> List<&2, String>:
4025 match xs:
4026 case Nil{}:
4027 Nil{}
4028 case Con{v, t}:
4029 ce.keep(String.to_lower(trim(v)), ce.norm(t))