feat(node): move the generated endpoint under /api

packages/schematics/src/collection/node-application/files/express/main.ts__tmpl__

@@ -7,7 +7,7 @@ import * as express from 'express';
 
 const app = express();
 
-app.get('/', (req, res) => {
+app.get('/api', (req, res) => {
   res.send(`Welcome to <%= name %>!`);
 });
 

packages/schematics/src/collection/node-application/files/nestjs/main.ts__tmpl__

@@ -9,6 +9,7 @@ import { AppModule } from './app/app.module';
 
 async function bootstrap() {
   const app = await NestFactory.create(AppModule);
+  app.setGlobalPrefix(`api`);
   const port = process.env.port || 3333;
   await app.listen(port, () => {
     console.log(`Listening at http://localhost:${port}`);