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