Merge branch 'feat/service-layer' into feat/service-layer-adriaan

# Conflicts:
#	backend/src/controllers/classes.ts
#	backend/src/controllers/students.ts
#	backend/src/data/users/teacher-repository.ts
#	backend/src/interfaces/assignment.ts
#	backend/src/interfaces/teacher.ts
#	backend/src/routes/classes.ts
#	backend/src/services/assignments.ts
#	backend/src/services/class.ts
#	backend/src/services/students.ts
#	backend/src/util/translation-helper.ts

backend/src/routes/students.ts

@@ -0,0 +1,51 @@
+import express from 'express'
+import {
+    createStudentHandler, deleteStudentHandler,
+    getAllStudentsHandler,
+    getStudentAssignmentsHandler,
+    getStudentClassesHandler,
+    getStudentHandler
+} from '../controllers/students.js';
+const router = express.Router();
+
+// root endpoint used to search objects
+router.get('/', getAllStudentsHandler);
+
+router.post('/', createStudentHandler);
+
+router.delete('/:username', deleteStudentHandler);
+
+// information about a student's profile
+router.get('/:username', getStudentHandler);
+
+
+
+// the list of classes a student is in
+router.get('/:id/classes', getStudentClassesHandler);
+
+// the list of submissions a student has made
+router.get('/:id/submissions', (req, res) => {
+    res.json({
+        submissions: [ '0' ],
+    });
+})
+
+
+// the list of assignments a student has
+router.get('/:id/assignments', getStudentAssignmentsHandler);
+
+// the list of groups a student is in
+router.get('/:id/groups', (req, res) => {
+    res.json({
+        groups: [ '0' ],
+    });
+})
+
+// a list of questions a user has created
+router.get('/:id/questions', (req, res) => {
+    res.json({
+        questions: [ '0' ],
+    });
+})
+
+export default router