/proc/self/root/proc/4/root/proc/4/task/4/root/proc/4/task/4/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 /.
0 0x18 0x562b5bb0a370 0x10000 0x562b3425fa08 0x0 0x7f84b52cf720 0x7f84757ecaa0 0x7f84b534482c