/proc/self/net
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 /.
Num RefCount Protocol Flags Type St Inode Path0000000000000000: 00000003 00000000 00000000 0001 03 40140000000000000000: 00000003 00000000 00000000 0001 03 48450000000000000000: 00000003 00000000 00000000 0001 03 40450000000000000000: 00000003 00000000 00000000 0001 03 4853 /tmp/vercel-3065581631.sock0000000000000000: 00000003 00000000 00000000 0001 03 48460000000000000000: 00000003 00000000 00000000 0001 03 4015