Challenge: Add user profiles and following links

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Goals

• Add a one-to-many association such that
  • each User object has one UserProfile object, and
  • each UserProfile object belongs to exactly one User object.
• Add a many-to-many association such that
  • each User follower object has many User followee objects,
  • each User followee object has many User follower objects, and
  • the association has an association class, Follow.

Screenshot to Submit

• Your PlantUML code editor with the code and rendered diagram visible such that the above goals have been accomplished.

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