Design a UI/UX for a Prioritization Web App

You will design a visually pleasing, and easy-to-use UI/UX for a list prioritization web app

The app should allow a user to
1. Register/Login
2. Create a List
3. Define the Prioritization criteria
4. Add items to the list
5. Score Items
6. Share the list with others so they can score and add to the list
7. Metadata on each list item
8. Ability to search find lists
9. More

Attached is a quick example of how a prioritization list would work and also the scoring might work.

Output: In-Vision: Clickable Demo