new ep uso and new ep in costo

src/costo/costo.controller.ts

@@ -4,7 +4,7 @@ import { JwtAuthGuard } from 'src/user/jwt.guard';
 
 @Controller('costo')
 export class CostoController {
-  constructor(private readonly costoService: CostoService) {}
+  constructor(private readonly costoService: CostoService) { }
 
   @UseGuards(JwtAuthGuard)
   @Get()
@@ -12,4 +12,9 @@ export class CostoController {
     return this.costoService.findAll();
   }
 
+  @UseGuards(JwtAuthGuard)
+  @Get('/:id_servicio')
+  find(@Param('id_servicio') id_servicio: number) {
+    return this.costoService.find(id_servicio);
+  }
 }