* core/config: refactor file watcher * add comments * updates * only use the polling watcher * fix test * fix test * try to fix test again * remove batching * dont rely on file modification timestamp * remove benchmark * try fix again
* fileutil: update watcher to use fsnotify and polling * raise timeout * maybe fix
* wip * cleanup * add test * use uuid for temp dir, derive root CA path from filemgr for tests * fix comment * fix double close * use latest notify