Backend Testing

[FernFinder]

Overview

This pull request updates our GitHub Actions workflow to include testing for the backend.

Related Issue(s)

Closes #81.

Changes

The workflow file is updated to include a backend section now. This required some changes to the existing test in order to close the server connection after the tests are run. This must be done to prevent Jest from hanging. Comments have been added to assist with readability of code.

Changed

Workflow file and Users.test.js file.

Instructions for Testing

See GitHub Actions.

Checklist before Merging

• I have performed a self-review of my own code.
• I have added tests that prove my fix is effective or that my feature works.
• I have added necessary documentation (if appropriate).
• I have ensured the changes adhere to the project's coding standards and guidelines.