Para cofigurar ssh no windows server
Instalar o ssh-server nativo
https://docs.microsoft.com/pt-br/windows-server/administration/openssh/openssh_install_firstuse
Para configurar o acesso por chave tem esse link
https://www.concurrency.com/blog/may-2019/key-based-authentication-for-openssh-on-windows
Configurar o bash no path
https://www.computerhope.com/issues/ch000549.htm