Update README homepage for Fall 2025

Author: ripleymj

README.md

@@ -15,22 +15,13 @@ and are open to all to attend. To join our mailing list or Discord chat, or for
 any other questions, contact an officer. For information about our meeting
 topics, please see the following sites:
 
+- [Discord Chat](https://discord.gg/gVSfrZWnbu)
 - [BeInvolved](https://beinvolved.jmu.edu/student_community?club_id=66017)
-- [Twitter](https://twitter.com/jmunixusers)
 - [Instagram](https://www.instagram.com/jmunixusers/)
 - [GEEK-L Mailing List](https://listserv.jmu.edu/cgi-bin/wa?A0=GEEK-L)
 - [Presentations archive](https://www.jmunixusers.org/presentations/)
 - [Planning wiki](https://github.com/jmunixusers/presentations/wiki)
 
-## Projects
-
-The UUG publishes a virtual appliance version of Linux Mint. The VM has been
-preconfigured with software for many JMU Computer Science courses. Please see:
-
-- [VM User Documentation](http://www.jmunixusers.org/presentations/vm/)
-- [VM Download](https://w3.cs.jmu.edu/uug/)
-- [VM Build Scripts](https://github.com/jmunixusers/cs-vm-build/)
-
 ## Governance
 
 The UUG is run by a team of advisers and