/proc/self/root/proc/self/root/proc/1/cwd/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 /.
00400000-7ffc831d6000 ---p 00000000 00:00 0 [rollup]Rss: 253004 kBPss: 251837 kBPss_Dirty: 200556 kBPss_Anon: 200528 kBPss_File: 51309 kBPss_Shmem: 0 kBShared_Clean: 1840 kBShared_Dirty: 0 kBPrivate_Clean: 50608 kBPrivate_Dirty: 200556 kBReferenced: 253004 kBAnonymous: 200528 kBKSM: 0 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB