private static AsciiString toHeaderName(CharSequence name) {
        return HttpHeaderNames.of(requireNonNull(name, "name").toString());
    }
Adds the property represented by the specified key pattern to the export list. Please refer to the
<a href="https://armeria.dev/docs/advanced-logging">Logging contextual information</a>
in order to learn how to specify a key pattern.
core/src/main/java/com/linecorp/armeria/common/logging/ExportGroupBuilder.java