chore: migrate backend to monorepo apps and biome

apps/bookings/src/bookings.controller.spec.ts

@@ -0,0 +1,22 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { BookingsController } from './bookings.controller';
+import { BookingsService } from './bookings.service';
+
+describe('BookingsController', () => {
+  let bookingsController: BookingsController;
+
+  beforeEach(async () => {
+    const app: TestingModule = await Test.createTestingModule({
+      controllers: [BookingsController],
+      providers: [BookingsService],
+    }).compile();
+
+    bookingsController = app.get<BookingsController>(BookingsController);
+  });
+
+  describe('root', () => {
+    it('should return "Hello World!"', () => {
+      expect(bookingsController.getHello()).toBe('Hello World!');
+    });
+  });
+});