[Frontend] Navbar should show dynamic content

[amlannandy]

Describe the bug Even when logged in, navbar shows the login button. It should show the log out button instead.

To Reproduce Steps to reproduce the behavior:

1. Login
2. Check the navbar

Expected behavior A clear and concise description of what you expected to happen.

Screenshots If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context Add any other context about the problem here.