Add test suite/environment to KDS

[sairina]

Description

• Configures Jest to run in KDS
• Sets up a GitHub Action to run tests on push/PR

Issue addressed

None

Steps to test

1. Run jest in terminal. There are already existing tests. Command: yarn test
2. All tests should pass (2 should be skipped, currently).

(optional) Implementation notes

Does this introduce any tech-debt items?

• When node gets updated in Kolibri, we will need to update this
• We may want to require frontend tests to pass in order to merge into main in the future

Testing checklist

• Contributor has fully tested the PR manually
• The change has been added to the changelog

Reviewer guidance

• Is the code clean and well-commented?

Post-merge updates and tracking

• Learning Platform update PR is submitted
• Learning Platform update PR is merged
• Studio update PR is submitted
• Studio update PR is merged
• Data Portal update PR is submitted
• Data Portal update PR is merged

Comments

[nucleogenesis]

LGTM!