#!/bin/bash whiptail --msgbox "Installing laravel-echo-server" 7 34 npm i -g laravel-echo-server if [ $? != 0 ]; then echo -e "\033[0;31mCould not install laravel-echo-server" exit 1 fi laravel-echo-server init if [ $? != 0 ]; then echo -e "\033[0;31mCould not initialize laravel-echo-server" exit 1 fi