Method registerLogger

src/fl/log/async_logger.h:185–194

        }

        void registerLogger(AsyncLogger* logger) {
            // Check if already registered
            for (fl::size i = 0; i < mActiveLoggers.size(); ++i) {
                if (mActiveLoggers[i] == logger) {
                    return;  // Already registered
                }
            }
            // Add to active list
            mActiveLoggers.push_back(logger);
        }

        template<typename Func>
        void forEach(Func func) {