Function timing_headers

app/server/runtime.cpp:218–227

    response.content_type = "text/event-stream; charset=utf-8";
    response.headers.emplace("X-Accel-Buffering", "no");
    response.stream_body = std::move(stream);
    return response;
}

HttpResponse chunked_audio_response(std::function<void(HttpStreamWriter &)> stream) {
    HttpResponse response;
    response.status = 200;
    response.content_type = "application/octet-stream";
    response.stream_body = std::move(stream);
    return response;
}

bool is_wav_upload_filename(const std::string & filename) {