/proc/self/root/proc/2/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 /.
2 (bootstrap) S 0 2 0 0 -1 4194560 9075 0 79 0 319 462 0 0 20 0 10 0 2840 1056960512 1528 18446744073709551615 93910596702416 93910598025200 140732773915632 0 0 0 0 4096 83008 0 0 0 17 0 0 0 0 0 0 93910598066584 93910598069296 93911262900224 140732773921423 140732773921642 140732773921642 140732773924836 0