/proc/4/root/proc/thread-self/root/etc/ssl/certs
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 /.
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----