angular-phonecat | Tutorial on building an angular application | Frontend Framework library

I was working on the AngularJS angular-phonecat tutorial on my MacBook, yesterday. It worked fine. (although npm start and npm test both required sudo to actually work, which is strange)

Today, I cloned the original repo onto my MacBookPro, ran npm install, and tried starting up with npm start, and I get errors:

Currently i'm developing a simple pizza-webshop for a school assignment. I'm experienced in Java & C# but AngularJS is new to me.

I created a single page application with 1 main order controller (index contains an overview of the total order) and another menu controller to load the .JSON menu into a partial view.

The order controller is set in the index as follows;

index.html

While I was doing the tutorial of AngularJS protractor testing from https://docs.angularjs.org/tutorial/step_02 , I get the error message as "no specs found", when I run the e2e test. This means the e2e test is not happening. I am new to protractor and I have come across similar questions in stack overflow but those did not really solve my problem.

I am not sure if I am missing any configuration or if I am issuing the command from the wrong directory. My question is how do I ensure that "no specs found" error does not happen?

I ran the command in /angular-phonecat/app directory as: npm run protractor

The folder structure of the project is as follows:

I'm going through the tutorial provided by Angular(https://docs.angularjs.org/tutorial) but I'm confused by the Node.js installation. I already have node installed globally on my mac. In the tutorial it states:

The tutorial instructions, from now on, assume you are running all commands from within the angular-phonecat directory.

Is the tutorial assuming that I do not have Node.js installed on my local machine? Or are these instructions for installing Node.js into my project folder? https://docs.angularjs.org/tutorial#install-node-js

When I run the command: