/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 39193 0 754 0 484 79 0 0 20 0 11 0 5091 1849556992 41764 18446744073709551615 94263725805568 94263769565109 140731422565616 0 0 0 0 16781312 17922 0 0 0 17 1 0 0 4 0 0 94263826165664 94263827051376 94264125939712 140731422573926 140731422574164 140731422574164 140731422576613 0