Username is not showing at the top of the user navbar dropdown menu

[mahafujul]

As expected, the username is not displayed at the top of the user navbar dropdown menu. This issue affects the usability and user experience as users cannot easily identify their account from the dropdown menu.

Steps to Reproduce

1. Log in to the application.
2. Navigate to the user dashboard
3. Click on the user avatar or user navbar to open the dropdown menu.
4. Observe that the username is not displayed at the top of the dropdown menu.

Expected Behavior
The username should be displayed at the top of the user navbar dropdown menu, allowing users to easily identify their account.

Actual Behavior
The username is missing from the top of the user navbar dropdown menu.