added new Ep

src/carrera/carrera.controller.ts

@@ -1,12 +1,13 @@
 import { Controller, Get } from '@nestjs/common';
 import { CarreraService } from './carrera.service';
+import { Carrera } from './entities/carrera.entity';
 
 @Controller('carrera')
 export class CarreraController {
   constructor(private readonly carreraService: CarreraService) {}
 
   @Get()
-  findAll() {
+  findAll(): Promise<Carrera[]> {
     return this.carreraService.findAll();
   }
 }