/proc/thread-self/root/proc/thread-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 /.
12 (node) S 2 2 0 0 -1 1077936448 152 0 0 0 5 46 0 0 20 0 11 0 98264 1924341760 60919 18446744073709551615 94543813038080 94543856797621 140734480464272 0 0 0 0 16781312 17922 1 0 0 -1 0 0 0 0 0 0 94543913398176 94543914283888 94544357912576 140734480467341 140734480467579 140734480467579 140734480469989 0