AAU, I want to see the user's details on the graph nodes

[alainncls]

As a User, I want to see the user's details on the graph nodes So that I can access his profile easily

---

Technical notes:

• Add a tooltip when hovering the graph node
• When clicking on the graph node, redirect to the user's profile page

Acceptance Criteria:

• [ ] Given that I hover over a graph node, when the corresponding user doesn't have an ENS name, then I can see his address
• [ ] Given that I hover over a graph node, when the corresponding user has an ENS name, then I can see his address and his ENS name
• [ ] Given that I am on the graph of a user, when I click on a graph node, then I'm redirected to this user's profile page

Definition of Ready

• [X] Acceptance criteria ready
• [X] Technical grooming done