/proc/thread-self/root/proc/thread-self/root/proc/12/task/12/root/proc/self/task/21
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 /.
21 (libuv-worker) R 1 1 1 0 -1 4194624 71 0 0 0 0 5 0 0 20 0 11 0 365 1863016448 62685 18446744073709551615 7589888 50333345 140722342901424 0 0 0 0 16781312 17922 0 0 0 -1 0 0 0 0 0 0 109655528 109844416 143138816 140722342905584 140722342905793 140722342905793 140722342907879 0