* drop redundant git install
* add ssh-client and ca-certs to Dockerfile to allow repo indexing via ssh
* move ssh-client installation
* update documentation to reflect change
* add space back in
* Update configuration.md
* Update configuration.md
---------
Co-authored-by: christian <christian@thoughtmachine.net>
Co-authored-by: Meng Zhang <meng@tabbyml.com>