feat: Implement automatisch version API endpoint

packages/backend/src/controllers/api/v1/automatisch/version.js

@@ -0,0 +1,5 @@
+import appConfig from '../../../../config/app';
+
+export default async (request, response) => {
+  response.json({ version: appConfig.version });
+};

packages/backend/src/controllers/api/v1/automatisch/version.test.js

@@ -0,0 +1,14 @@
+import { describe, it, expect } from 'vitest';
+import request from 'supertest';
+import app from '../../../../app.js';
+import appConfig from '../../../../config/app.js';
+
+describe('GET /api/v1/automatisch/version', () => {
+  it('should return Automatisch version', async () => {
+    const response = await request(app)
+      .get('/api/v1/automatisch/version')
+      .expect(200);
+
+    expect(response.body).toEqual({ version: appConfig.version });
+  });
+});