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