Instant Rails and Shared Web Server

I provide technical support in an educational environment.

An Instructor is teaching Instant Rails (v. 1.4), which is installed on
each student’s XP workstation.

She would like students to be able to ssh and ftp into a remote web
server and upload their Instant Rails Web Applications to each of their
home directories on the server. Then via a URL path to the application
within their home directory, all students would be able to view their

I have found documentation on how to setup Ruby on Rails in a Linux
environment with multiple user repositories, but nothing specific to
Instant Rails.

Is it possible to setup Instant Rails in a similar environment? Any
information on this subject would be appreciated. Thanks in advance.