/proc/thread-self/root/proc/4/root/proc/thread-self/root/proc/4/task/4/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 /.
11:devices:/10:hugetlb:/9:cpuset:/8:memory:/7:blkio:/6:cpu,cpuacct:/5:net_cls,net_prio:/4:freezer:/3:pids:/2:perf_event:/1:name=systemd:/