fix: still troublshooting build

[davidicus]

Closes #

Summary

• Troubleshooting issues stemming from classnames being a commonjs modulle.

Change List (describe the changes made to the files)

• change build output to mjs. Make changes to references in package.json
• update vite.config.ts to outpput mjs files

Acceptance Test (how to verify the PR)

• tests here

Regression Test (how to make sure this PR doesn't break old functionality)

• tests here

Things to look for during review

• Make sure all references to phillips class prefix is using the prefix variable
• All major areas have a data-testid attribute.
• All strings should be translatable.
• Unit test should be written and should have a coverage of 90% or higher in all areas.
• Changes or new components should either write new or update existing documentation.
• PR should link and close out an existing issue
• Make sure all commits messages follow convention and are appropriate for the changes

[netlify]

✅ Deploy Preview for phillips-seldon ready!

Name	Link
🔨 Latest commit	486dfc7
🔍 Latest deploy log	https://app.netlify.com/sites/phillips-seldon/deploys/65ad9019ae62af0009805c97
😎 Deploy Preview	https://deploy-preview-42--phillips-seldon.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.