chore(polish): move package.json details from backend/ to root

[CeeJayyy007]

What change does this PR introduce?

Moved package.json details from the backend to the root package.json

Why was this change needed?

The change was needed to add structure to the application and move the application details to the root directory since that was the main entry point

• Closes ✨ Polish: move package details from backend/ to root package.json #45

Other information (screenshots)

Checklist

• 📝 I have reviewed my code prior to submission
• ❔ Issue number has been linked (if applicable)
• 🧪 Tests have been added or updated (if applicable)
• 📖 Documentation has been updated (if applicable)
• 📸 Screenshots added (if applicable)