next and nest

apps/api/src/app.controller.ts

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+import { Controller, Get } from "@nestjs/common";
+import { AppService } from "./app.service";
+
+@Controller()
+export class AppController {
+  constructor(private readonly appService: AppService) {}
+
+  @Get("health")
+  getHealth() {
+    return this.appService.getHealth();
+  }
+}

apps/api/src/app.module.ts

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+import { Module } from "@nestjs/common";
+import { AppController } from "./app.controller";
+import { AppService } from "./app.service";
+
+@Module({
+  imports: [],
+  controllers: [AppController],
+  providers: [AppService],
+})
+export class AppModule {}

apps/api/src/app.service.ts

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+import { Injectable } from "@nestjs/common";
+
+@Injectable()
+export class AppService {
+  getHealth() {
+    return { status: "ok" };
+  }
+}

apps/api/src/main.ts

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+import "reflect-metadata";
+import path from "node:path";
+import { NestFactory } from "@nestjs/core";
+import type { NestExpressApplication } from "@nestjs/platform-express";
+import next from "next";
+import { AppModule } from "./app.module";
+
+async function bootstrap() {
+  const dev = process.env.NODE_ENV !== "production";
+  const port = Number(process.env.PORT ?? 3000);
+
+  // apps/api siempre corre compilado desde dist/, por lo que apps/web
+  // queda dos niveles arriba tanto en desarrollo como en producción.
+  const nextApp = next({ dev, dir: path.join(__dirname, "../../web") });
+  const handleNextRequest = nextApp.getRequestHandler();
+  await nextApp.prepare();
+
+  const app = await NestFactory.create<NestExpressApplication>(AppModule);
+  app.setGlobalPrefix("api");
+
+  // Se inicializa antes de registrar el catch-all para que las rutas de
+  // Nest queden montadas primero y Next solo reciba lo que Nest no maneja.
+  await app.init();
+  app
+    .getHttpAdapter()
+    .getInstance()
+    .all(/.*/, (req, res) => handleNextRequest(req, res));
+
+  await app.listen(port);
+  console.log(
+    `> Servidor listo en http://localhost:${port} (${dev ? "development" : "production"})`,
+  );
+}
+
+void bootstrap();