BUG: admin page visible for non logged-in users

## 🐛 Bug Report

### What went wrong? 🤔

User can access https://app.hackjunction.com/admin without logging in. Fortunately, the actions check if the user has required permissions, so it seems no damage can be done.

### Expected Behavior

App should check the permissions before accessing a page.

### Actual Behavior

The page is shown, if the user happens to know the URL.

### Steps to Reproduce Issue

1. Log out
2. Navigate to https://app.hackjunction.com/admin
3. Avot

### Solution

Check permissions before routing the user.

### Environment

#### Operating System

macOS Monterey

#### Browser

Chrome