/proc/self/root/proc/thread-self/root/proc/4
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 68167 0 755 0 765 136 0 0 20 0 11 0 6325 1920798720 55446 18446744073709551615 94747528286208 94747572045749 140721091810240 0 0 0 0 16781312 17922 0 0 0 17 1 0 0 3 0 0 94747628646304 94747629532016 94748404453376 140721091818854 140721091819092 140721091819092 140721091821541 0