@Override
    default ResponseHeadersBuilder set(Map<? extends CharSequence, String> entries) {
        return (ResponseHeadersBuilder) HttpHeadersBuilder.super.set(entries);
    }
Adds the <a href="https://datatracker.ietf.org/doc/html/rfc6265#section-4.1">set-cookie</a> header.
core/src/main/java/com/linecorp/armeria/common/ResponseHeadersBuilder.java