/proc/2/root/proc/thread-self/root/proc/self/task/12
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:memory:/10:perf_event:/9:devices:/8:pids:/7:net_cls,net_prio:/6:cpu,cpuacct:/5:freezer:/4:hugetlb:/3:blkio:/2:cpuset:/1:name=systemd:/