feat: backend API NestJS + Prisma + JWT auth + todos los módulos

backend/src/main.ts

@@ -0,0 +1,33 @@
+import { NestFactory } from '@nestjs/core';
+import { ValidationPipe, Logger } from '@nestjs/common';
+import { SwaggerModule, DocumentBuilder } from '@nestjs/swagger';
+import { AppModule } from './app.module';
+
+async function bootstrap() {
+  const app = await NestFactory.create(AppModule);
+  const logger = new Logger('Bootstrap');
+
+  app.enableCors({
+    origin: ['http://localhost:3000', 'http://localhost:5173', 'https://app.prosapp.co'],
+    methods: ['GET', 'POST', 'PUT', 'PATCH', 'DELETE'],
+    credentials: true,
+  });
+
+  app.setGlobalPrefix('api/v1');
+  app.useGlobalPipes(new ValidationPipe({ whitelist: true, transform: true }));
+
+  const config = new DocumentBuilder()
+    .setTitle('ProsApp API')
+    .setDescription('API de ProsApp - Migración Firebase a PostgreSQL')
+    .setVersion('1.0')
+    .addBearerAuth()
+    .build();
+  const document = SwaggerModule.createDocument(app, config);
+  SwaggerModule.setup('docs', app, document);
+
+  const port = process.env.PORT || 3000;
+  await app.listen(port);
+  logger.log(`API corriendo en http://localhost:${port}`);
+  logger.log(`Swagger en http://localhost:${port}/docs`);
+}
+bootstrap();