feat: add nestjs api and worker skeletons

backend/apps/api/src/main.ts

@@ -0,0 +1,13 @@
+import { NestFactory } from '@nestjs/core';
+import { ApiModule } from './api.module';
+
+export async function bootstrapApi(): Promise<void> {
+  const app = await NestFactory.create(ApiModule);
+  app.enableShutdownHooks();
+  app.setGlobalPrefix('api/v1');
+  await app.listen(3000, '0.0.0.0');
+}
+
+if (require.main === module) {
+  void bootstrapApi();
+}