#!/bin/bashif[!-fserver.js];thenecho"The script has to be executed at the root of the project."exit-1
fiNODE_ENV=testNODE_APP_INSTANCE=1nodeserver.js&
sleep1NODE_ENV=testNODE_APP_INSTANCE=2nodeserver.js&
sleep1NODE_ENV=testNODE_APP_INSTANCE=3nodeserver.js&