[JS] chore: Unit tests

[corinagum]

Linked issues

closes: #54

Details

Provide a list of your changes here. If you are fixing a bug, please provide steps to reproduce the bug.

Change details

• Add unit tests
• Ignore unit tests coverage for Colorize.spec.ts -- the tests don't pass on pipeline run so we don't want to include it in test coverage
• Fix TestAdapter tests
• Add express as dev dependency
• remove eslint security plugin

Attestation Checklist

• My code follows the style guidelines of this project

• I have checked for/fixed spelling, linting, and other errors

• I have commented my code for clarity

• I have made corresponding changes to the documentation (updating the doc strings in the code is sufficient)

• My changes generate no new warnings

• I have added tests that validates my changes, and provides sufficient test coverage. I have tested with:

  • Local testing
  • E2E testing in Teams

• New and existing unit tests pass locally with my changes

Additional information

Feel free to add other relevant information below