Backend processing

Conversational tasks usually need to be backed up by backend tasks. For instance, booking a table in a restaurant is not just a conversation, it also involves the action of booking a table. This is a backend task where the information concerning the booking is sent over to a booking server as an HTTP request. In this section, we will explore how to use the JSON API card to enable backend tasks.

Before we start using a JSON API card, we need a URL that can take a few parameters and carry out a backend task. Let's build a dummy backend service that can book a table given the restaurant name, number of people, and the time. To do this, we have to build a Node.js web app and host it on the cloud:

1. Create a directory called Eddie-bot. In this directory, we need three files: index.js, package.json, and Procfile.
2. Create the package file, package.json, which...