NodeJS app for Angello sample in AngularJS in action book.
First, you need to set the AUTH0_CLIENT_ID, AUTH0_CLIENT_SECRET and MONGO_URL enviroment variables. For that, you can just create a .env file with those variables (similar to the .env.example file).
Then run npm install in a terminal (or command prompt) window.
In a separate terminal window, run the mongo driver by executing mongod.
Finally, go back to the first terminal window and run node server.js to start the server.