/proc/1
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 /.
1 (child_wrapper) S 0 1 1 0 -1 4194560 996 313 4 0 0 0 0 0 20 0 1 0 441 3321856 450 18446744073709551615 94838729705904 94838730005584 140726611319552 0 0 0 0 4096 17474 1 0 0 17 0 0 0 0 0 0 94838730030152 94838730032560 94839572746240 140726611327786 140726611328019 140726611328019 140726611328992 0