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!');
+    });
+  });
+});

apps/bookings/src/bookings.controller.ts

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+import { Controller, Get } from '@nestjs/common';
+import { BookingsService } from './bookings.service';
+
+@Controller()
+export class BookingsController {
+  constructor(private readonly bookingsService: BookingsService) {}
+
+  @Get()
+  getHello(): string {
+    return this.bookingsService.getHello();
+  }
+}

apps/bookings/src/bookings.module.ts

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+import { Module } from '@nestjs/common';
+import { BookingsController } from './bookings.controller';
+import { BookingsService } from './bookings.service';
+
+@Module({
+  imports: [],
+  controllers: [BookingsController],
+  providers: [BookingsService],
+})
+export class BookingsModule {}

apps/bookings/src/bookings.service.ts

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+import { Injectable } from '@nestjs/common';
+
+@Injectable()
+export class BookingsService {
+  getHello(): string {
+    return 'Hello World!';
+  }
+}

apps/bookings/src/main.ts

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+import { NestFactory } from '@nestjs/core';
+import { BookingsModule } from './bookings.module';
+
+async function bootstrap() {
+  const app = await NestFactory.create(BookingsModule);
+  await app.listen(process.env.BOOKING_PORT ?? 3004);
+}
+bootstrap();