/proc/thread-self/root/proc/thread-self/root/proc/self/root/proc/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 /.
00400000-7ffc20835000 ---p 00000000 00:00 0 [rollup]Rss: 130676 kBPss: 129502 kBPss_Dirty: 78048 kBPss_Anon: 78020 kBPss_File: 51482 kBPss_Shmem: 0 kBShared_Clean: 1844 kBShared_Dirty: 0 kBPrivate_Clean: 50784 kBPrivate_Dirty: 78048 kBReferenced: 130676 kBAnonymous: 78020 kBKSM: 0 kBLazyFree: 0 kBAnonHugePages: 0 kBShmemPmdMapped: 0 kBFilePmdMapped: 0 kBShared_Hugetlb: 0 kBPrivate_Hugetlb: 0 kBSwap: 0 kBSwapPss: 0 kBLocked: 0 kB