/proc/self/root/proc/thread-self/root/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 962 376 5 0 0 0 0 0 20 0 1 0 163 3268608 450 18446744073709551615 94336793386048 94336793647856 140727391435536 0 0 0 0 4096 17474 1 0 0 17 0 0 0 0 0 0 94336793670800 94336793673200 94336800276480 140727391442742 140727391442975 140727391442975 140727391444960 0