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