/proc/thread-self/root/proc/self
This explorer reads the filesystem of the server it runs on, so /workspace/user isn't present here. Browsing and the terminal still work against this server's own disk from /.
4 (node) S 2 2 0 0 -1 4194560 32835 0 748 0 512 66 0 0 20 0 11 0 1379 1846673408 41501 18446744073709551615 94706690293760 94706734204853 140720727700176 0 0 0 0 16781312 17922 0 0 0 17 0 0 0 3 0 0 94706789658304 94706790527088 94707558498304 140720727709069 140720727709307 140720727709307 140720727711717 0