Migrating: endless4s

[rossabaker]

Migration Checklist

Project Submission Issue: #89

For All Projects:

• [x] Add project to the site by adding an entry to the projects.yml file

Announcements

These steps are optional but encouraged.

• [ ] Write a blog post announcing the change
• [x] Post to our social channels (Twitter, Mastodon)

[rossabaker]

Tooted. If you'd also like to introduce it with a blog post, please open a PR to this repo.