fix: interface bestanden enkelvoud

backend/src/interfaces/student.ts

@@ -0,0 +1,23 @@
+import { Student } from "../entities/users/student.entity";
+
+export interface StudentDTO {
+    id: string;
+    username: string;
+    firstName: string;
+    lastName: string;
+    endpoints?: {
+        classes: string;
+        questions: string;
+        invitations: string;
+        groups: string;
+    };
+}
+
+export function mapToStudentDTO(student: Student): StudentDTO {
+    return {
+        id: student.username,
+        username: student.username,
+        firstName: student.firstName,
+        lastName: student.lastName,
+    };
+}