/proc/2/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-----