Function get_key

main/interface/network/APIKey.cpp:58–63

* Get the first API key from api_keys. * @return The API key, could be an empty string. */

     * @return The API key, could be an empty string.
     */
    std::string get_key() {
        if (api_keys_.empty()) {
            return "";
        }
        return api_keys_.front();
    }

    const std::vector<std::string>& get_keys() {
        return api_keys_;