Resolve "Create a dashboard"

Closes #67 (closed)

client/src/pages/admin/dashboard/components/CurrentUser.tsx

-import { Box } from '@material-ui/core'
+import { Box, Typography } from '@material-ui/core'
 import React from 'react'
 import { useAppSelector } from '../../../../hooks'
 
@@ -8,16 +8,18 @@ const CurrentUser: React.FC = () => {
     <div>
       <Box display="flex" flexDirection="column" alignContent="flex-start">
         <div>
-          <h1>Välkommen, {currentUser.name}!</h1>
+          <Typography variant="h2">
+            Välkommen{currentUser && currentUser.name ? `, ${currentUser.name}` : ''}!
+          </Typography>
         </div>
         <div>
-          <h2>Email: {currentUser.email}</h2>
+          <Typography variant="h6">Email: {currentUser && currentUser.email}</Typography>
         </div>
         <div>
-          <h2>Region: {currentUser.city.name}</h2>
+          <Typography variant="h6">Region: {currentUser && currentUser.city && currentUser.city.name}</Typography>
         </div>
         <div>
-          <h2>Roll: {currentUser.role.name}</h2>
+          <Typography variant="h6">Roll: {currentUser && currentUser.role && currentUser.role.name}</Typography>
         </div>
       </Box>
     </div>