#8 Loading and error states

[mwarman]

📢 Instructions

• Begin with a DRAFT pull request.
• Follow italicized instructions to add detail to assist the reviewers.
• After completing all checklist items, change the pull request to READY.

---

🔧 Change Summary

List the changes included in this pull request.

• Issue: Loading and Error States #8
• When fetching data from an API, display loading and error states.

📝 Checklist

Pull request authors must complete the following tasks before marking the PR as ready to review.

• Complete a self-review of changes
• Unit tests have been created or updated
• The code is free of [new] lint errors and warnings

🧪 Steps to Test

Describe the process to test the changes in this pull request.

1. View the user list page and view the success, error, and loading states.
2. No lint messages
3. All tests passing with coverage
4. Test in browser

🔗 Additional Information

Optionally, provide additional details, screenshots, or URLs that may assist the reviewer.

• ...