https://mountable.io/blog Engineering deep dives, sandbox mounting benchmarks, POSIX/FUSE contract notes, and release updates from the Mountable team. en Sat, 17 Oct 2026 00:00:00 GMT https://mountable.io/blog/persistent-filesystems-for-agent-sandboxes https://mountable.io/blog/persistent-filesystems-for-agent-sandboxes Sat, 17 Oct 2026 00:00:00 GMT How to give disposable Linux sandboxes a persistent directory—without copying tarballs on every run or putting storage keys inside an untrusted container. support@mountable.io (Jiří Puc) architecture sandboxes security fuse