Method execute

src/ll/api/thread/ThreadPoolExecutor.cpp:119–122

void ThreadPoolExecutor::destroy() { impl.reset(); }

void ThreadPoolExecutor::execute(std::function<void()> f) const {
    impl->tasks.enqueue(std::move(f));
    impl->taskCount.release();
}
std::shared_ptr<data::CancellableCallback>
ThreadPoolExecutor::executeAfter(std::function<void()> f, Duration dur) const {
    if (dur <= Duration{0}) {