def ce.keep
import bend-kit-http@0.38.5.0/http.bend as Httpimport Base
4020# Content-Encoding (RFC 9110 §8.4): each value, trimmed and lowercased, in the order applied.
4021def ce.keep(+w: String, +rest: List<&2, String>) -> List<&2, String>:
4022 Bool.pick(List<&2, String>, String.is_empty(w), rest, Con{w, rest})