style: fix linting issues met Prettier

backend/src/routes/class.ts

@@ -1,13 +1,10 @@
-import express from 'express'
+import express from 'express';
 const router = express.Router();
 
 // Root endpoint used to search objects
 router.get('/', (req, res) => {
     res.json({
-        classes: [
-            '0',
-            '1',
-        ]
+        classes: ['0', '1'],
     });
 });
 
@@ -16,40 +13,34 @@ router.get('/:id', (req, res) => {
     res.json({
         id: req.params.id,
         displayName: 'Klas 4B',
-        teachers: [ '0' ],
-        students: [ '0' ],
-        joinRequests: [ '0' ],
+        teachers: ['0'],
+        students: ['0'],
+        joinRequests: ['0'],
         links: {
             self: `${req.baseUrl}/${req.params.id}`,
             classes: `${req.baseUrl}/${req.params.id}/invitations`,
             questions: `${req.baseUrl}/${req.params.id}/assignments`,
             students: `${req.baseUrl}/${req.params.id}/students`,
-        }
+        },
     });
-})
+});
 
 router.get('/:id/invitations', (req, res) => {
     res.json({
-        invitations: [ 
-            '0'
-        ],
+        invitations: ['0'],
     });
-})
+});
 
 router.get('/:id/assignments', (req, res) => {
     res.json({
-        assignments: [ 
-            '0'
-        ],
+        assignments: ['0'],
     });
-})
+});
 
 router.get('/:id/students', (req, res) => {
     res.json({
-        students: [ 
-            '0'
-        ],
+        students: ['0'],
     });
-})
+});
 
-export default router
+export default router;